313389964

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{499}}^1\times {\mathrm{797}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 553014000

約数和(自身を除く): 239624036

約数列:

[1, 2, 4, 197, 394, 499, 788, 797, 998, 1594, 1996, 3188, 98303, 157009, 196606, 314018, 393212, 397703, 628036, 795406, 1590812, 78347491, 156694982, 313389964]

約数ペア:

[(1, 313389964), (2, 156694982), (4, 78347491), (197, 1590812), (394, 795406), (499, 628036), (788, 397703), (797, 393212), (998, 314018), (1594, 196606), (1996, 157009), (3188, 98303)]