31231416

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 81544320

約数和(自身を除く): 50312904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 344, 424, 516, 571, 636, 1032, 1142, 1272, 1713, 2279, 2284, 3426, 4558, 4568, 6837, 6852, 9116, 13674, 13704, 18232, 24553, 27348, 30263, 49106, 54696, 60526, 73659, 90789, 98212, 121052, 147318, 181578, 196424, 242104, 294636, 363156, 589272, 726312, 1301309, 2602618, 3903927, 5205236, 7807854, 10410472, 15615708, 31231416]

約数ペア:

[(1, 31231416), (2, 15615708), (3, 10410472), (4, 7807854), (6, 5205236), (8, 3903927), (12, 2602618), (24, 1301309), (43, 726312), (53, 589272), (86, 363156), (106, 294636), (129, 242104), (159, 196424), (172, 181578), (212, 147318), (258, 121052), (318, 98212), (344, 90789), (424, 73659), (516, 60526), (571, 54696), (636, 49106), (1032, 30263), (1142, 27348), (1272, 24553), (1713, 18232), (2279, 13704), (2284, 13674), (3426, 9116), (4558, 6852), (4568, 6837)]