208535296263

素因数分解:

$3^1\times 7^1\times {\mathrm{2137}}^1\times {\mathrm{4646819}}^1$

素因数の和:4648966

約数の個数: 16

約数和(自身を含む): 317916837120

約数和(自身を除く): 109381540857

約数列:

[1, 3, 7, 21, 2137, 6411, 14959, 44877, 4646819, 13940457, 32527733, 97583199, 9930252203, 29790756609, 69511765421, 208535296263]

約数ペア:

[(1, 208535296263), (3, 69511765421), (7, 29790756609), (21, 9930252203), (2137, 97583199), (6411, 32527733), (14959, 13940457), (44877, 4646819)]