291207630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1386703}}^1$

素因数の和:1386720

約数の個数: 32

約数和(自身を含む): 798741504

約数和(自身を除く): 507533874

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1386703, 2773406, 4160109, 6933515, 8320218, 9706921, 13867030, 19413842, 20800545, 29120763, 41601090, 48534605, 58241526, 97069210, 145603815, 291207630]

約数ペア:

[(1, 291207630), (2, 145603815), (3, 97069210), (5, 58241526), (6, 48534605), (7, 41601090), (10, 29120763), (14, 20800545), (15, 19413842), (21, 13867030), (30, 9706921), (35, 8320218), (42, 6933515), (70, 4160109), (105, 2773406), (210, 1386703)]