72155745

素因数分解:

$3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1741}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 128768640

約数和(自身を除く): 56612895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 307, 921, 1535, 1741, 2763, 4605, 5223, 8289, 8705, 13815, 15669, 26115, 41445, 47007, 78345, 235035, 534487, 1603461, 2672435, 4810383, 8017305, 14431149, 24051915, 72155745]

約数ペア:

[(1, 72155745), (3, 24051915), (5, 14431149), (9, 8017305), (15, 4810383), (27, 2672435), (45, 1603461), (135, 534487), (307, 235035), (921, 78345), (1535, 47007), (1741, 41445), (2763, 26115), (4605, 15669), (5223, 13815), (8289, 8705)]