68674365

素因数分解:

$3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1657}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 122559360

約数和(自身を除く): 53884995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 307, 921, 1535, 1657, 2763, 4605, 4971, 8285, 8289, 13815, 14913, 24855, 41445, 44739, 74565, 223695, 508699, 1526097, 2543495, 4578291, 7630485, 13734873, 22891455, 68674365]

約数ペア:

[(1, 68674365), (3, 22891455), (5, 13734873), (9, 7630485), (15, 4578291), (27, 2543495), (45, 1526097), (135, 508699), (307, 223695), (921, 74565), (1535, 44739), (1657, 41445), (2763, 24855), (4605, 14913), (4971, 13815), (8285, 8289)]