15128575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 24284160

約数和(自身を除く): 9155585

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 145, 175, 203, 271, 275, 319, 385, 725, 1015, 1355, 1595, 1897, 1925, 2233, 2981, 5075, 6775, 7859, 7975, 9485, 11165, 14905, 20867, 39295, 47425, 55013, 55825, 74525, 86449, 104335, 196475, 275065, 432245, 521675, 605143, 1375325, 2161225, 3025715, 15128575]

約数ペア:

[(1, 15128575), (5, 3025715), (7, 2161225), (11, 1375325), (25, 605143), (29, 521675), (35, 432245), (55, 275065), (77, 196475), (145, 104335), (175, 86449), (203, 74525), (271, 55825), (275, 55013), (319, 47425), (385, 39295), (725, 20867), (1015, 14905), (1355, 11165), (1595, 9485), (1897, 7975), (1925, 7859), (2233, 6775), (2981, 5075)]