16408145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 6816175

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 479, 527, 1105, 2015, 2395, 2635, 6227, 6851, 8143, 14849, 31135, 34255, 40715, 74245, 105859, 193037, 252433, 529295, 965185, 1262165, 3281629, 16408145]

約数ペア:

[(1, 16408145), (5, 3281629), (13, 1262165), (17, 965185), (31, 529295), (65, 252433), (85, 193037), (155, 105859), (221, 74245), (403, 40715), (479, 34255), (527, 31135), (1105, 14849), (2015, 8143), (2395, 6851), (2635, 6227)]