2972047221

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 5465154240

約数和(自身を除く): 2493107019

約数列:

[1, 3, 9, 11, 13, 27, 31, 33, 39, 81, 89, 93, 99, 117, 143, 243, 267, 279, 297, 341, 351, 403, 429, 801, 837, 891, 961, 979, 1023, 1053, 1157, 1209, 1287, 2403, 2511, 2673, 2759, 2883, 2937, 3069, 3159, 3471, 3627, 3861, 4433, 7209, 7533, 8277, 8649, 8811, 9207, 10413, 10571, 10881, 11583, 12493, 12727, 13299, 21627, 24831, 25947, 26433, 27621, 30349, 31239, 31713, 32643, 34749, 35867, 37479, 38181, 39897, 74493, 77841, 79299, 82863, 85529, 91047, 93717, 95139, 97929, 107601, 112437, 114543, 119691, 137423, 223479, 233523, 237897, 256587, 273141, 281151, 285417, 322803, 337311, 343629, 359073, 394537, 412269, 670437, 769761, 819423, 856251, 940819, 968409, 1011933, 1030887, 1077219, 1111877, 1183611, 1236807, 2309283, 2458269, 2568753, 2822457, 2905227, 3035799, 3092661, 3335631, 3550833, 3710421, 6927849, 7374807, 8467371, 8715681, 10006893, 10652499, 11131263, 12230647, 20783547, 25402113, 30020679, 31957497, 33393789, 36691941, 76206339, 90062037, 95872491, 110075823, 228619017, 270186111, 330227469, 990682407, 2972047221]

約数ペア:

[(1, 2972047221), (3, 990682407), (9, 330227469), (11, 270186111), (13, 228619017), (27, 110075823), (31, 95872491), (33, 90062037), (39, 76206339), (81, 36691941), (89, 33393789), (93, 31957497), (99, 30020679), (117, 25402113), (143, 20783547), (243, 12230647), (267, 11131263), (279, 10652499), (297, 10006893), (341, 8715681), (351, 8467371), (403, 7374807), (429, 6927849), (801, 3710421), (837, 3550833), (891, 3335631), (961, 3092661), (979, 3035799), (1023, 2905227), (1053, 2822457), (1157, 2568753), (1209, 2458269), (1287, 2309283), (2403, 1236807), (2511, 1183611), (2673, 1111877), (2759, 1077219), (2883, 1030887), (2937, 1011933), (3069, 968409), (3159, 940819), (3471, 856251), (3627, 819423), (3861, 769761), (4433, 670437), (7209, 412269), (7533, 394537), (8277, 359073), (8649, 343629), (8811, 337311), (9207, 322803), (10413, 285417), (10571, 281151), (10881, 273141), (11583, 256587), (12493, 237897), (12727, 233523), (13299, 223479), (21627, 137423), (24831, 119691), (25947, 114543), (26433, 112437), (27621, 107601), (30349, 97929), (31239, 95139), (31713, 93717), (32643, 91047), (34749, 85529), (35867, 82863), (37479, 79299), (38181, 77841), (39897, 74493)]