31798611

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1571}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 49782096

約数和(自身を除く): 17983485

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1557, 1571, 2249, 4713, 6747, 14139, 20241, 20423, 61269, 183807, 271783, 815349, 2446047, 3533179, 10599537, 31798611]

約数ペア:

[(1, 31798611), (3, 10599537), (9, 3533179), (13, 2446047), (39, 815349), (117, 271783), (173, 183807), (519, 61269), (1557, 20423), (1571, 20241), (2249, 14139), (4713, 6747)]