202019715

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{144817}}^1$

素因数の和:144859

約数の個数: 24

約数和(自身を含む): 361465728

約数和(自身を除く): 159446013

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 144817, 434451, 724085, 1303353, 2172255, 4489327, 6516765, 13467981, 22446635, 40403943, 67339905, 202019715]

約数ペア:

[(1, 202019715), (3, 67339905), (5, 40403943), (9, 22446635), (15, 13467981), (31, 6516765), (45, 4489327), (93, 2172255), (155, 1303353), (279, 724085), (465, 434451), (1395, 144817)]