90405588

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11827}}^1$

素因数の和:11861

約数の個数: 72

約数和(自身を含む): 264284832

約数和(自身を除く): 173879244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 11827, 23654, 35481, 47308, 70962, 82789, 141924, 153751, 165578, 248367, 307502, 331156, 461253, 496734, 579523, 615004, 922506, 993468, 1076257, 1159046, 1738569, 1845012, 2152514, 2318092, 3228771, 3477138, 4305028, 6457542, 6954276, 7533799, 12915084, 15067598, 22601397, 30135196, 45202794, 90405588]

約数ペア:

[(1, 90405588), (2, 45202794), (3, 30135196), (4, 22601397), (6, 15067598), (7, 12915084), (12, 7533799), (13, 6954276), (14, 6457542), (21, 4305028), (26, 3477138), (28, 3228771), (39, 2318092), (42, 2152514), (49, 1845012), (52, 1738569), (78, 1159046), (84, 1076257), (91, 993468), (98, 922506), (147, 615004), (156, 579523), (182, 496734), (196, 461253), (273, 331156), (294, 307502), (364, 248367), (546, 165578), (588, 153751), (637, 141924), (1092, 82789), (1274, 70962), (1911, 47308), (2548, 35481), (3822, 23654), (7644, 11827)]