18149355

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{8231}}^1$

素因数の和:8256

約数の個数: 36

約数和(自身を含む): 36599472

約数和(自身を除く): 18450117

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 8231, 24693, 41155, 57617, 74079, 123465, 172851, 288085, 370395, 403319, 518553, 864255, 1209957, 2016595, 2592765, 3629871, 6049785, 18149355]

約数ペア:

[(1, 18149355), (3, 6049785), (5, 3629871), (7, 2592765), (9, 2016595), (15, 1209957), (21, 864255), (35, 518553), (45, 403319), (49, 370395), (63, 288085), (105, 172851), (147, 123465), (245, 74079), (315, 57617), (441, 41155), (735, 24693), (2205, 8231)]