68909883

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 107980800

約数和(自身を除く): 39070917

約数列:

[1, 3, 7, 21, 73, 79, 219, 237, 511, 553, 569, 1533, 1659, 1707, 3983, 5767, 11949, 17301, 40369, 41537, 44951, 121107, 124611, 134853, 290759, 314657, 872277, 943971, 3281423, 9844269, 22969961, 68909883]

約数ペア:

[(1, 68909883), (3, 22969961), (7, 9844269), (21, 3281423), (73, 943971), (79, 872277), (219, 314657), (237, 290759), (511, 134853), (553, 124611), (569, 121107), (1533, 44951), (1659, 41537), (1707, 40369), (3983, 17301), (5767, 11949)]