68057171

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 96526080

約数和(自身を除く): 28468909

約数列:

[1, 7, 13, 17, 29, 37, 41, 91, 119, 203, 221, 259, 287, 377, 481, 493, 533, 629, 697, 1073, 1189, 1517, 1547, 2639, 3367, 3451, 3731, 4403, 4879, 6409, 7511, 8177, 8323, 9061, 10619, 13949, 15457, 18241, 19721, 20213, 25789, 43993, 44863, 57239, 63427, 97643, 108199, 127687, 138047, 141491, 180523, 237133, 262769, 307951, 335257, 571909, 747881, 1659931, 1839383, 2346799, 4003363, 5235167, 9722453, 68057171]

約数ペア:

[(1, 68057171), (7, 9722453), (13, 5235167), (17, 4003363), (29, 2346799), (37, 1839383), (41, 1659931), (91, 747881), (119, 571909), (203, 335257), (221, 307951), (259, 262769), (287, 237133), (377, 180523), (481, 141491), (493, 138047), (533, 127687), (629, 108199), (697, 97643), (1073, 63427), (1189, 57239), (1517, 44863), (1547, 43993), (2639, 25789), (3367, 20213), (3451, 19721), (3731, 18241), (4403, 15457), (4879, 13949), (6409, 10619), (7511, 9061), (8177, 8323)]