2017121281

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{123727}}^1$

素因数の和:123888

約数の個数: 16

約数和(自身を含む): 2458722816

約数和(自身を除く): 441601535

約数列:

[1, 7, 17, 119, 137, 959, 2329, 16303, 123727, 866089, 2103359, 14723513, 16950599, 118654193, 288160183, 2017121281]

約数ペア:

[(1, 2017121281), (7, 288160183), (17, 118654193), (119, 16950599), (137, 14723513), (959, 2103359), (2329, 866089), (16303, 123727)]