390952009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61987}}^1$

素因数の和:62064

約数の個数: 16

約数和(自身を含む): 482018688

約数和(自身を除く): 91066679

約数列:

[1, 7, 17, 53, 119, 371, 901, 6307, 61987, 433909, 1053779, 3285311, 7376453, 22997177, 55850287, 390952009]

約数ペア:

[(1, 390952009), (7, 55850287), (17, 22997177), (53, 7376453), (119, 3285311), (371, 1053779), (901, 433909), (6307, 61987)]