31512138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4603}}^1$

素因数の和:4778

約数の個数: 32

約数和(自身を含む): 72485376

約数和(自身を除く): 40973238

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3423, 4603, 6846, 9206, 13809, 27618, 32221, 64442, 96663, 193326, 750289, 1500578, 2250867, 4501734, 5252023, 10504046, 15756069, 31512138]

約数ペア:

[(1, 31512138), (2, 15756069), (3, 10504046), (6, 5252023), (7, 4501734), (14, 2250867), (21, 1500578), (42, 750289), (163, 193326), (326, 96663), (489, 64442), (978, 32221), (1141, 27618), (2282, 13809), (3423, 9206), (4603, 6846)]