2012399985

素因数分解:

$3^1\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{87629}}^1$

素因数の和:89168

約数の個数: 16

約数和(自身を含む): 3221979840

約数和(自身を除く): 1209579855

約数列:

[1, 3, 5, 15, 1531, 4593, 7655, 22965, 87629, 262887, 438145, 1314435, 134159999, 402479997, 670799995, 2012399985]

約数ペア:

[(1, 2012399985), (3, 670799995), (5, 402479997), (15, 134159999), (1531, 1314435), (4593, 438145), (7655, 262887), (22965, 87629)]