638560273

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{39581}}^1$

素因数の和:39684

約数の個数: 16

約数和(自身を含む): 738125136

約数和(自身を除く): 99564863

約数列:

[1, 13, 17, 73, 221, 949, 1241, 16133, 39581, 514553, 672877, 2889413, 8747401, 37562369, 49120021, 638560273]

約数ペア:

[(1, 638560273), (13, 49120021), (17, 37562369), (73, 8747401), (221, 2889413), (949, 672877), (1241, 514553), (16133, 39581)]