164580221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1297}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 182301504

約数和(自身を除く): 17721283

約数列:

[1, 13, 43, 227, 559, 1297, 2951, 9761, 16861, 55771, 126893, 294419, 725023, 3827447, 12660017, 164580221]

約数ペア:

[(1, 164580221), (13, 12660017), (43, 3827447), (227, 725023), (559, 294419), (1297, 126893), (2951, 55771), (9761, 16861)]