456857908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{21481}}^1$

素因数の和:21907

約数の個数: 24

約数和(自身を含む): 863146760

約数和(自身を除く): 406288852

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1636, 5317, 10634, 21268, 21481, 42962, 85924, 279253, 558506, 1117012, 8785729, 17571458, 35142916, 114214477, 228428954, 456857908]

約数ペア:

[(1, 456857908), (2, 228428954), (4, 114214477), (13, 35142916), (26, 17571458), (52, 8785729), (409, 1117012), (818, 558506), (1636, 279253), (5317, 85924), (10634, 42962), (21268, 21481)]