201392009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{773}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 253237320

約数和(自身を除く): 51845311

約数列:

[1, 7, 13, 49, 91, 409, 637, 773, 2863, 5317, 5411, 10049, 20041, 37219, 37877, 70343, 260533, 316157, 492401, 2213099, 4110041, 15491693, 28770287, 201392009]

約数ペア:

[(1, 201392009), (7, 28770287), (13, 15491693), (49, 4110041), (91, 2213099), (409, 492401), (637, 316157), (773, 260533), (2863, 70343), (5317, 37877), (5411, 37219), (10049, 20041)]