219921605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{7207}}^1$

素因数の和:7588

約数の個数: 16

約数和(自身を含む): 280247040

約数和(自身を除く): 60325435

約数列:

[1, 5, 17, 85, 359, 1795, 6103, 7207, 30515, 36035, 122519, 612595, 2587313, 12936565, 43984321, 219921605]

約数ペア:

[(1, 219921605), (5, 43984321), (17, 12936565), (85, 2587313), (359, 612595), (1795, 122519), (6103, 36035), (7207, 30515)]