31997498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{42437}}^1$

素因数の和:42481

約数の個数: 16

約数和(自身を含む): 53471880

約数和(自身を除く): 21474382

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 42437, 84874, 551681, 1103362, 1230673, 2461346, 15998749, 31997498]

約数ペア:

[(1, 31997498), (2, 15998749), (13, 2461346), (26, 1230673), (29, 1103362), (58, 551681), (377, 84874), (754, 42437)]