868368249

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^2\times {\mathrm{683}}^1$

素因数の和:768

約数の個数: 72

約数和(自身を含む): 1548603360

約数和(自身を除く): 680235111

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 683, 837, 961, 1323, 1519, 1953, 2049, 2883, 4557, 4781, 5859, 6147, 6727, 8649, 13671, 14343, 18441, 20181, 21173, 25947, 33467, 41013, 43029, 47089, 60543, 63519, 100401, 129087, 141267, 148211, 181629, 190557, 301203, 423801, 444633, 571671, 656363, 903609, 1037477, 1271403, 1333899, 1969089, 3112431, 4001697, 4594541, 5907267, 9337293, 13783623, 17721801, 28011879, 32161787, 41350869, 96485361, 124052607, 289456083, 868368249]

約数ペア:

[(1, 868368249), (3, 289456083), (7, 124052607), (9, 96485361), (21, 41350869), (27, 32161787), (31, 28011879), (49, 17721801), (63, 13783623), (93, 9337293), (147, 5907267), (189, 4594541), (217, 4001697), (279, 3112431), (441, 1969089), (651, 1333899), (683, 1271403), (837, 1037477), (961, 903609), (1323, 656363), (1519, 571671), (1953, 444633), (2049, 423801), (2883, 301203), (4557, 190557), (4781, 181629), (5859, 148211), (6147, 141267), (6727, 129087), (8649, 100401), (13671, 63519), (14343, 60543), (18441, 47089), (20181, 43029), (21173, 41013), (25947, 33467)]