431396930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 857640960

約数和(自身を除く): 426244030

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 109, 155, 170, 218, 310, 527, 545, 751, 1054, 1090, 1502, 1853, 2635, 3379, 3706, 3755, 5270, 6758, 7510, 9265, 12767, 16895, 18530, 23281, 25534, 33790, 46562, 57443, 63835, 81859, 114886, 116405, 127670, 163718, 232810, 287215, 395777, 409295, 574430, 791554, 818590, 1391603, 1978885, 2537629, 2783206, 3957770, 5075258, 6958015, 12688145, 13916030, 25376290, 43139693, 86279386, 215698465, 431396930]

約数ペア:

[(1, 431396930), (2, 215698465), (5, 86279386), (10, 43139693), (17, 25376290), (31, 13916030), (34, 12688145), (62, 6958015), (85, 5075258), (109, 3957770), (155, 2783206), (170, 2537629), (218, 1978885), (310, 1391603), (527, 818590), (545, 791554), (751, 574430), (1054, 409295), (1090, 395777), (1502, 287215), (1853, 232810), (2635, 163718), (3379, 127670), (3706, 116405), (3755, 114886), (5270, 81859), (6758, 63835), (7510, 57443), (9265, 46562), (12767, 33790), (16895, 25534), (18530, 23281)]