85891071

素因数分解:

$3^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{1049}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 133585200

約数和(自身を除く): 47694129

約数列:

[1, 3, 7, 21, 49, 147, 557, 1049, 1671, 3147, 3899, 7343, 11697, 22029, 27293, 51401, 81879, 154203, 584293, 1752879, 4090051, 12270153, 28630357, 85891071]

約数ペア:

[(1, 85891071), (3, 28630357), (7, 12270153), (21, 4090051), (49, 1752879), (147, 584293), (557, 154203), (1049, 81879), (1671, 51401), (3147, 27293), (3899, 22029), (7343, 11697)]