1490774975

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{499}}^1\times {\mathrm{1637}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 1878786000

約数和(自身を除く): 388011025

約数列:

[1, 5, 25, 73, 365, 499, 1637, 1825, 2495, 8185, 12475, 36427, 40925, 119501, 182135, 597505, 816863, 910675, 2987525, 4084315, 20421575, 59630999, 298154995, 1490774975]

約数ペア:

[(1, 1490774975), (5, 298154995), (25, 59630999), (73, 20421575), (365, 4084315), (499, 2987525), (1637, 910675), (1825, 816863), (2495, 597505), (8185, 182135), (12475, 119501), (36427, 40925)]