15009895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 20139840

約数和(自身を除く): 5129945

約数列:

[1, 5, 17, 41, 59, 73, 85, 205, 295, 365, 697, 1003, 1241, 2419, 2993, 3485, 4307, 5015, 6205, 12095, 14965, 21535, 41123, 50881, 73219, 176587, 205615, 254405, 366095, 882935, 3001979, 15009895]

約数ペア:

[(1, 15009895), (5, 3001979), (17, 882935), (41, 366095), (59, 254405), (73, 205615), (85, 176587), (205, 73219), (295, 50881), (365, 41123), (697, 21535), (1003, 14965), (1241, 12095), (2419, 6205), (2993, 5015), (3485, 4307)]