389660548

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{9413}}^1$

素因数の和:9627

約数の個数: 24

約数和(自身を含む): 695882880

約数和(自身を除く): 306222332

約数列:

[1, 2, 4, 79, 131, 158, 262, 316, 524, 9413, 10349, 18826, 20698, 37652, 41396, 743627, 1233103, 1487254, 2466206, 2974508, 4932412, 97415137, 194830274, 389660548]

約数ペア:

[(1, 389660548), (2, 194830274), (4, 97415137), (79, 4932412), (131, 2974508), (158, 2466206), (262, 1487254), (316, 1233103), (524, 743627), (9413, 41396), (10349, 37652), (18826, 20698)]