9090904030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1487873}}^1$

素因数の和:1487940

約数の個数: 32

約数和(自身を含む): 17997323904

約数和(自身を除く): 8906419874

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 1487873, 2975746, 7439365, 14878730, 19342349, 38684698, 69930031, 96711745, 139860062, 193423490, 349650155, 699300310, 909090403, 1818180806, 4545452015, 9090904030]

約数ペア:

[(1, 9090904030), (2, 4545452015), (5, 1818180806), (10, 909090403), (13, 699300310), (26, 349650155), (47, 193423490), (65, 139860062), (94, 96711745), (130, 69930031), (235, 38684698), (470, 19342349), (611, 14878730), (1222, 7439365), (3055, 2975746), (6110, 1487873)]