261569831146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{16305313}}^1$

素因数の和:16305945

約数の個数: 16

約数和(自身を含む): 423220730184

約数和(自身を除く): 161650899038

約数列:

[1, 2, 13, 26, 617, 1234, 8021, 16042, 16305313, 32610626, 211969069, 423938138, 10060378121, 20120756242, 130784915573, 261569831146]

約数ペア:

[(1, 261569831146), (2, 130784915573), (13, 20120756242), (26, 10060378121), (617, 423938138), (1234, 211969069), (8021, 32610626), (16042, 16305313)]