2008021215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{40801}}^1$

素因数の和:41019

約数の個数: 32

約数和(自身を含む): 3419534016

約数和(自身を除く): 1411512801

約数列:

[1, 3, 5, 15, 17, 51, 85, 193, 255, 579, 965, 2895, 3281, 9843, 16405, 40801, 49215, 122403, 204005, 612015, 693617, 2080851, 3468085, 7874593, 10404255, 23623779, 39372965, 118118895, 133868081, 401604243, 669340405, 2008021215]

約数ペア:

[(1, 2008021215), (3, 669340405), (5, 401604243), (15, 133868081), (17, 118118895), (51, 39372965), (85, 23623779), (193, 10404255), (255, 7874593), (579, 3468085), (965, 2080851), (2895, 693617), (3281, 612015), (9843, 204005), (16405, 122403), (40801, 49215)]