90912406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 151351200

約数和(自身を除く): 60438794

約数列:

[1, 2, 13, 26, 43, 86, 233, 349, 466, 559, 698, 1118, 3029, 4537, 6058, 9074, 10019, 15007, 20038, 30014, 81317, 130247, 162634, 195091, 260494, 390182, 1057121, 2114242, 3496631, 6993262, 45456203, 90912406]

約数ペア:

[(1, 90912406), (2, 45456203), (13, 6993262), (26, 3496631), (43, 2114242), (86, 1057121), (233, 390182), (349, 260494), (466, 195091), (559, 162634), (698, 130247), (1118, 81317), (3029, 30014), (4537, 20038), (6058, 15007), (9074, 10019)]