31875315

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 53114880

約数和(自身を除く): 21239565

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 395, 555, 727, 1185, 2181, 2923, 3635, 8769, 10905, 14615, 26899, 43845, 57433, 80697, 134495, 172299, 287165, 403485, 861495, 2125021, 6375063, 10625105, 31875315]

約数ペア:

[(1, 31875315), (3, 10625105), (5, 6375063), (15, 2125021), (37, 861495), (79, 403485), (111, 287165), (185, 172299), (237, 134495), (395, 80697), (555, 57433), (727, 43845), (1185, 26899), (2181, 14615), (2923, 10905), (3635, 8769)]