25921116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 71415344

約数和(自身を除く): 45494228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 468, 571, 582, 873, 1142, 1164, 1261, 1713, 1746, 2284, 2522, 3426, 3492, 3783, 5044, 5139, 6852, 7423, 7566, 10278, 11349, 14846, 15132, 20556, 22269, 22698, 29692, 44538, 45396, 55387, 66807, 89076, 110774, 133614, 166161, 221548, 267228, 332322, 498483, 664644, 720031, 996966, 1440062, 1993932, 2160093, 2880124, 4320186, 6480279, 8640372, 12960558, 25921116]

約数ペア:

[(1, 25921116), (2, 12960558), (3, 8640372), (4, 6480279), (6, 4320186), (9, 2880124), (12, 2160093), (13, 1993932), (18, 1440062), (26, 996966), (36, 720031), (39, 664644), (52, 498483), (78, 332322), (97, 267228), (117, 221548), (156, 166161), (194, 133614), (234, 110774), (291, 89076), (388, 66807), (468, 55387), (571, 45396), (582, 44538), (873, 29692), (1142, 22698), (1164, 22269), (1261, 20556), (1713, 15132), (1746, 14846), (2284, 11349), (2522, 10278), (3426, 7566), (3492, 7423), (3783, 6852), (5044, 5139)]