31528209

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1873}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 43656704

約数和(自身を除く): 12128495

約数列:

[1, 3, 31, 93, 181, 543, 1873, 5611, 5619, 16833, 58063, 174189, 339013, 1017039, 10509403, 31528209]

約数ペア:

[(1, 31528209), (3, 10509403), (31, 1017039), (93, 339013), (181, 174189), (543, 58063), (1873, 16833), (5611, 5619)]