221566804

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{4241}}^1$

素因数の和:4635

約数の個数: 24

約数和(自身を含む): 399443688

約数和(自身を除く): 177876884

約数列:

[1, 2, 4, 37, 74, 148, 353, 706, 1412, 4241, 8482, 13061, 16964, 26122, 52244, 156917, 313834, 627668, 1497073, 2994146, 5988292, 55391701, 110783402, 221566804]

約数ペア:

[(1, 221566804), (2, 110783402), (4, 55391701), (37, 5988292), (74, 2994146), (148, 1497073), (353, 627668), (706, 313834), (1412, 156917), (4241, 52244), (8482, 26122), (13061, 16964)]