28267974

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 78382080

約数和(自身を除く): 50114106

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 53, 54, 63, 83, 102, 106, 119, 126, 153, 159, 166, 189, 238, 249, 306, 318, 357, 371, 378, 459, 477, 498, 581, 714, 742, 747, 901, 918, 954, 1071, 1113, 1162, 1411, 1431, 1494, 1743, 1802, 2142, 2226, 2241, 2703, 2822, 2862, 3213, 3339, 3486, 4233, 4399, 4482, 5229, 5406, 6307, 6426, 6678, 8109, 8466, 8798, 9877, 10017, 10458, 12614, 12699, 13197, 15687, 16218, 18921, 19754, 20034, 24327, 25398, 26394, 29631, 30793, 31374, 37842, 38097, 39591, 48654, 56763, 59262, 61586, 74783, 76194, 79182, 88893, 92379, 113526, 118773, 149566, 170289, 177786, 184758, 224349, 237546, 266679, 277137, 340578, 448698, 523481, 533358, 554274, 673047, 831411, 1046962, 1346094, 1570443, 1662822, 2019141, 3140886, 4038282, 4711329, 9422658, 14133987, 28267974]

約数ペア:

[(1, 28267974), (2, 14133987), (3, 9422658), (6, 4711329), (7, 4038282), (9, 3140886), (14, 2019141), (17, 1662822), (18, 1570443), (21, 1346094), (27, 1046962), (34, 831411), (42, 673047), (51, 554274), (53, 533358), (54, 523481), (63, 448698), (83, 340578), (102, 277137), (106, 266679), (119, 237546), (126, 224349), (153, 184758), (159, 177786), (166, 170289), (189, 149566), (238, 118773), (249, 113526), (306, 92379), (318, 88893), (357, 79182), (371, 76194), (378, 74783), (459, 61586), (477, 59262), (498, 56763), (581, 48654), (714, 39591), (742, 38097), (747, 37842), (901, 31374), (918, 30793), (954, 29631), (1071, 26394), (1113, 25398), (1162, 24327), (1411, 20034), (1431, 19754), (1494, 18921), (1743, 16218), (1802, 15687), (2142, 13197), (2226, 12699), (2241, 12614), (2703, 10458), (2822, 10017), (2862, 9877), (3213, 8798), (3339, 8466), (3486, 8109), (4233, 6678), (4399, 6426), (4482, 6307), (5229, 5406)]