2787472065

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{223087}}^1$

素因数の和:223126

約数の個数: 48

約数和(自身を含む): 5493318912

約数和(自身を除く): 2705846847

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 223087, 669261, 1115435, 1561609, 3346305, 3792479, 4684827, 7808045, 10931263, 11377437, 18962395, 23424135, 26547353, 32793789, 54656315, 56887185, 79642059, 132736765, 163968945, 185831471, 398210295, 557494413, 929157355, 2787472065]

約数ペア:

[(1, 2787472065), (3, 929157355), (5, 557494413), (7, 398210295), (15, 185831471), (17, 163968945), (21, 132736765), (35, 79642059), (49, 56887185), (51, 54656315), (85, 32793789), (105, 26547353), (119, 23424135), (147, 18962395), (245, 11377437), (255, 10931263), (357, 7808045), (595, 4684827), (735, 3792479), (833, 3346305), (1785, 1561609), (2499, 1115435), (4165, 669261), (12495, 223087)]