321016904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{99571}}^1$

素因数の和:99621

約数の個数: 32

約数和(自身を含む): 669123840

約数和(自身を除く): 348106936

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 99571, 199142, 398284, 796568, 1294423, 2588846, 3086701, 5177692, 6173402, 10355384, 12346804, 24693608, 40127113, 80254226, 160508452, 321016904]

約数ペア:

[(1, 321016904), (2, 160508452), (4, 80254226), (8, 40127113), (13, 24693608), (26, 12346804), (31, 10355384), (52, 6173402), (62, 5177692), (104, 3086701), (124, 2588846), (248, 1294423), (403, 796568), (806, 398284), (1612, 199142), (3224, 99571)]