215648214

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 473088000

約数和(自身を除く): 257439786

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 139, 186, 278, 417, 439, 589, 834, 878, 1178, 1317, 1767, 2634, 2641, 3534, 4309, 5282, 7923, 8341, 8618, 12927, 13609, 15846, 16682, 25023, 25854, 27218, 40827, 50046, 61021, 81654, 81871, 122042, 163742, 183063, 245613, 258571, 366126, 491226, 517142, 775713, 1159399, 1551426, 1891651, 2318798, 3478197, 3783302, 5674953, 6956394, 11349906, 35941369, 71882738, 107824107, 215648214]

約数ペア:

[(1, 215648214), (2, 107824107), (3, 71882738), (6, 35941369), (19, 11349906), (31, 6956394), (38, 5674953), (57, 3783302), (62, 3478197), (93, 2318798), (114, 1891651), (139, 1551426), (186, 1159399), (278, 775713), (417, 517142), (439, 491226), (589, 366126), (834, 258571), (878, 245613), (1178, 183063), (1317, 163742), (1767, 122042), (2634, 81871), (2641, 81654), (3534, 61021), (4309, 50046), (5282, 40827), (7923, 27218), (8341, 25854), (8618, 25023), (12927, 16682), (13609, 15846)]