8067409

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 9980928

約数和(自身を除く): 1913519

約数列:

[1, 7, 31, 47, 49, 113, 217, 329, 791, 1457, 1519, 2303, 3503, 5311, 5537, 10199, 24521, 37177, 71393, 164641, 171647, 260239, 1152487, 8067409]

約数ペア:

[(1, 8067409), (7, 1152487), (31, 260239), (47, 171647), (49, 164641), (113, 71393), (217, 37177), (329, 24521), (791, 10199), (1457, 5537), (1519, 5311), (2303, 3503)]