28305473679

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1\times {\mathrm{3517}}^1$

素因数の和:4069

約数の個数: 64

約数和(自身を含む): 48542771200

約数和(自身を除く): 20237297521

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 439, 679, 873, 1317, 2037, 2619, 3073, 3517, 3951, 6111, 9219, 10551, 11853, 18333, 24619, 27657, 31653, 42583, 73857, 82971, 94959, 127749, 221571, 298081, 341149, 383247, 664713, 894243, 1023447, 1149741, 1543963, 2388043, 2682729, 3070341, 4631889, 7164129, 8048187, 9211023, 10807741, 13895667, 21492387, 32423223, 41687001, 64477161, 97269669, 149764411, 291809007, 449293233, 1048350877, 1347879699, 3145052631, 4043639097, 9435157893, 28305473679]

約数ペア:

[(1, 28305473679), (3, 9435157893), (7, 4043639097), (9, 3145052631), (21, 1347879699), (27, 1048350877), (63, 449293233), (97, 291809007), (189, 149764411), (291, 97269669), (439, 64477161), (679, 41687001), (873, 32423223), (1317, 21492387), (2037, 13895667), (2619, 10807741), (3073, 9211023), (3517, 8048187), (3951, 7164129), (6111, 4631889), (9219, 3070341), (10551, 2682729), (11853, 2388043), (18333, 1543963), (24619, 1149741), (27657, 1023447), (31653, 894243), (42583, 664713), (73857, 383247), (82971, 341149), (94959, 298081), (127749, 221571)]