71457218

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2411}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 128511360

約数和(自身を除く): 57054142

約数列:

[1, 2, 7, 14, 29, 58, 73, 146, 203, 406, 511, 1022, 2117, 2411, 4234, 4822, 14819, 16877, 29638, 33754, 69919, 139838, 176003, 352006, 489433, 978866, 1232021, 2464042, 5104087, 10208174, 35728609, 71457218]

約数ペア:

[(1, 71457218), (2, 35728609), (7, 10208174), (14, 5104087), (29, 2464042), (58, 1232021), (73, 978866), (146, 489433), (203, 352006), (406, 176003), (511, 139838), (1022, 69919), (2117, 33754), (2411, 29638), (4234, 16877), (4822, 14819)]