31980189

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{14951}}^1$

素因数の和:15008

約数の個数: 16

約数和(自身を含む): 45932544

約数和(自身を除く): 13952355

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 14951, 44853, 343873, 463481, 1031619, 1390443, 10660063, 31980189]

約数ペア:

[(1, 31980189), (3, 10660063), (23, 1390443), (31, 1031619), (69, 463481), (93, 343873), (713, 44853), (2139, 14951)]