51591855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4129}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 101697120

約数和(自身を除く): 50105265

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, 4129, 4165, 12387, 12495, 20645, 28903, 61935, 70193, 86709, 144515, 202321, 210579, 350965, 433545, 491351, 606963, 1011605, 1052895, 1474053, 2456755, 3034815, 3439457, 7370265, 10318371, 17197285, 51591855]

約数ペア:

[(1, 51591855), (3, 17197285), (5, 10318371), (7, 7370265), (15, 3439457), (17, 3034815), (21, 2456755), (35, 1474053), (49, 1052895), (51, 1011605), (85, 606963), (105, 491351), (119, 433545), (147, 350965), (245, 210579), (255, 202321), (357, 144515), (595, 86709), (735, 70193), (833, 61935), (1785, 28903), (2499, 20645), (4129, 12495), (4165, 12387)]