289451770

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 526321152

約数和(自身を除く): 236869382

約数列:

[1, 2, 5, 10, 223, 293, 443, 446, 586, 886, 1115, 1465, 2215, 2230, 2930, 4430, 65339, 98789, 129799, 130678, 197578, 259598, 326695, 493945, 648995, 653390, 987890, 1297990, 28945177, 57890354, 144725885, 289451770]

約数ペア:

[(1, 289451770), (2, 144725885), (5, 57890354), (10, 28945177), (223, 1297990), (293, 987890), (443, 653390), (446, 648995), (586, 493945), (886, 326695), (1115, 259598), (1465, 197578), (2215, 130678), (2230, 129799), (2930, 98789), (4430, 65339)]