90719818

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{19577}}^1$

素因数の和:19917

約数の個数: 16

約数和(自身を含む): 155997504

約数和(自身を除く): 65277686

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4634, 19577, 39154, 137039, 274078, 6479987, 12959974, 45359909, 90719818]

約数ペア:

[(1, 90719818), (2, 45359909), (7, 12959974), (14, 6479987), (331, 274078), (662, 137039), (2317, 39154), (4634, 19577)]