20131575

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{3677}}^1$

素因数の和:3763

約数の個数: 24

約数和(自身を含む): 33749328

約数和(自身を除く): 13617753

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 3677, 5475, 11031, 18385, 55155, 91925, 268421, 275775, 805263, 1342105, 4026315, 6710525, 20131575]

約数ペア:

[(1, 20131575), (3, 6710525), (5, 4026315), (15, 1342105), (25, 805263), (73, 275775), (75, 268421), (219, 91925), (365, 55155), (1095, 18385), (1825, 11031), (3677, 5475)]