8687420161

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{40823}}^1$

素因数の和:40981

約数の個数: 24

約数和(自身を含む): 10443432384

約数和(自身を除く): 1756012223

約数列:

[1, 7, 43, 49, 101, 301, 707, 2107, 4343, 4949, 30401, 40823, 212807, 285761, 1755389, 2000327, 4123123, 12287723, 28861861, 86014061, 177294289, 202033027, 1241060023, 8687420161]

約数ペア:

[(1, 8687420161), (7, 1241060023), (43, 202033027), (49, 177294289), (101, 86014061), (301, 28861861), (707, 12287723), (2107, 4123123), (4343, 2000327), (4949, 1755389), (30401, 285761), (40823, 212807)]