1898131105

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{67}}^1\times {\mathrm{2579}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 2505283200

約数和(自身を除く): 607152095

約数列:

[1, 5, 13, 65, 67, 169, 335, 845, 871, 2197, 2579, 4355, 10985, 11323, 12895, 33527, 56615, 147199, 167635, 172793, 435851, 735995, 863965, 2179255, 2246309, 5666063, 11231545, 28330315, 29202017, 146010085, 379626221, 1898131105]

約数ペア:

[(1, 1898131105), (5, 379626221), (13, 146010085), (65, 29202017), (67, 28330315), (169, 11231545), (335, 5666063), (845, 2246309), (871, 2179255), (2197, 863965), (2579, 735995), (4355, 435851), (10985, 172793), (11323, 167635), (12895, 147199), (33527, 56615)]