313507875

素因数分解:

$3^1\times 5^3\times {\mathrm{257}}^1\times {\mathrm{3253}}^1$

素因数の和:3528

約数の個数: 32

約数和(自身を含む): 523867968

約数和(自身を除く): 210360093

約数列:

[1, 3, 5, 15, 25, 75, 125, 257, 375, 771, 1285, 3253, 3855, 6425, 9759, 16265, 19275, 32125, 48795, 81325, 96375, 243975, 406625, 836021, 1219875, 2508063, 4180105, 12540315, 20900525, 62701575, 104502625, 313507875]

約数ペア:

[(1, 313507875), (3, 104502625), (5, 62701575), (15, 20900525), (25, 12540315), (75, 4180105), (125, 2508063), (257, 1219875), (375, 836021), (771, 406625), (1285, 243975), (3253, 96375), (3855, 81325), (6425, 48795), (9759, 32125), (16265, 19275)]