221471544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1318283}}^1$

素因数の和:1318299

約数の個数: 32

約数和(自身を含む): 632776320

約数和(自身を除く): 411304776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1318283, 2636566, 3954849, 5273132, 7909698, 9227981, 10546264, 15819396, 18455962, 27683943, 31638792, 36911924, 55367886, 73823848, 110735772, 221471544]

約数ペア:

[(1, 221471544), (2, 110735772), (3, 73823848), (4, 55367886), (6, 36911924), (7, 31638792), (8, 27683943), (12, 18455962), (14, 15819396), (21, 10546264), (24, 9227981), (28, 7909698), (42, 5273132), (56, 3954849), (84, 2636566), (168, 1318283)]