131451055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53327}}^1$

素因数の和:53378

約数の個数: 16

約数和(自身を含む): 172782720

約数和(自身を除く): 41331665

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 53327, 266635, 906559, 1546483, 4532795, 7732415, 26290211, 131451055]

約数ペア:

[(1, 131451055), (5, 26290211), (17, 7732415), (29, 4532795), (85, 1546483), (145, 906559), (493, 266635), (2465, 53327)]