1216021810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3922651}}^1$

素因数の和:3922689

約数の個数: 16

約数和(自身を含む): 2259447552

約数和(自身を除く): 1043425742

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 3922651, 7845302, 19613255, 39226510, 121602181, 243204362, 608010905, 1216021810]

約数ペア:

[(1, 1216021810), (2, 608010905), (5, 243204362), (10, 121602181), (31, 39226510), (62, 19613255), (155, 7845302), (310, 3922651)]