71851241

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 24916759

約数列:

[1, 7, 11, 23, 29, 77, 161, 203, 253, 319, 667, 1399, 1771, 2233, 4669, 7337, 9793, 15389, 32177, 40571, 51359, 107723, 225239, 283997, 353947, 446281, 933133, 2477629, 3123967, 6531931, 10264463, 71851241]

約数ペア:

[(1, 71851241), (7, 10264463), (11, 6531931), (23, 3123967), (29, 2477629), (77, 933133), (161, 446281), (203, 353947), (253, 283997), (319, 225239), (667, 107723), (1399, 51359), (1771, 40571), (2233, 32177), (4669, 15389), (7337, 9793)]