2078642279

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{2963}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 2459882880

約数和(自身を除く): 381240601

約数列:

[1, 7, 49, 103, 139, 721, 973, 2963, 5047, 6811, 14317, 20741, 100219, 145187, 305189, 411857, 701533, 2136323, 2882999, 14954261, 20180993, 42421271, 296948897, 2078642279]

約数ペア:

[(1, 2078642279), (7, 296948897), (49, 42421271), (103, 20180993), (139, 14954261), (721, 2882999), (973, 2136323), (2963, 701533), (5047, 411857), (6811, 305189), (14317, 145187), (20741, 100219)]