31931207185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{19727}}^1$

素因数の和:20025

約数の個数: 32

約数和(自身を含む): 41163655680

約数和(自身を除く): 9232448495

約数列:

[1, 5, 17, 85, 137, 139, 685, 695, 2329, 2363, 11645, 11815, 19043, 19727, 95215, 98635, 323731, 335359, 1618655, 1676795, 2702599, 2742053, 13512995, 13710265, 45944183, 46614901, 229720915, 233074505, 375661261, 1878306305, 6386241437, 31931207185]

約数ペア:

[(1, 31931207185), (5, 6386241437), (17, 1878306305), (85, 375661261), (137, 233074505), (139, 229720915), (685, 46614901), (695, 45944183), (2329, 13710265), (2363, 13512995), (11645, 2742053), (11815, 2702599), (19043, 1676795), (19727, 1618655), (95215, 335359), (98635, 323731)]