239967945

素因数分解:

$3^2\times 5^1\times 7^4\times {\mathrm{2221}}^1$

素因数の和:2260

約数の個数: 60

約数和(自身を含む): 485458116

約数和(自身を除く): 245490171

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 2221, 2401, 3087, 5145, 6663, 7203, 11105, 12005, 15435, 15547, 19989, 21609, 33315, 36015, 46641, 77735, 99945, 108045, 108829, 139923, 233205, 326487, 544145, 699615, 761803, 979461, 1632435, 2285409, 3809015, 4897305, 5332621, 6856227, 11427045, 15997863, 26663105, 34281135, 47993589, 79989315, 239967945]

約数ペア:

[(1, 239967945), (3, 79989315), (5, 47993589), (7, 34281135), (9, 26663105), (15, 15997863), (21, 11427045), (35, 6856227), (45, 5332621), (49, 4897305), (63, 3809015), (105, 2285409), (147, 1632435), (245, 979461), (315, 761803), (343, 699615), (441, 544145), (735, 326487), (1029, 233205), (1715, 139923), (2205, 108829), (2221, 108045), (2401, 99945), (3087, 77735), (5145, 46641), (6663, 36015), (7203, 33315), (11105, 21609), (12005, 19989), (15435, 15547)]