28701537

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 40300992

約数和(自身を除く): 11599455

約数列:

[1, 3, 47, 61, 71, 141, 183, 213, 2209, 2867, 3337, 4331, 6627, 8601, 10011, 12993, 134749, 156839, 203557, 404247, 470517, 610671, 9567179, 28701537]

約数ペア:

[(1, 28701537), (3, 9567179), (47, 610671), (61, 470517), (71, 404247), (141, 203557), (183, 156839), (213, 134749), (2209, 12993), (2867, 10011), (3337, 8601), (4331, 6627)]