31079853

素因数分解:

$3^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1013}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 51462528

約数和(自身を除く): 20382675

約数列:

[1, 3, 7, 9, 21, 63, 487, 1013, 1461, 3039, 3409, 4383, 7091, 9117, 10227, 21273, 30681, 63819, 493331, 1479993, 3453317, 4439979, 10359951, 31079853]

約数ペア:

[(1, 31079853), (3, 10359951), (7, 4439979), (9, 3453317), (21, 1479993), (63, 493331), (487, 63819), (1013, 30681), (1461, 21273), (3039, 10227), (3409, 9117), (4383, 7091)]