156869405

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{941}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 235484928

約数和(自身を除く): 78615523

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 433, 941, 2165, 3031, 4705, 4763, 6587, 10351, 15155, 23815, 32935, 33341, 51755, 72457, 166705, 362285, 407453, 2037265, 2852171, 4481983, 14260855, 22409915, 31373881, 156869405]

約数ペア:

[(1, 156869405), (5, 31373881), (7, 22409915), (11, 14260855), (35, 4481983), (55, 2852171), (77, 2037265), (385, 407453), (433, 362285), (941, 166705), (2165, 72457), (3031, 51755), (4705, 33341), (4763, 32935), (6587, 23815), (10351, 15155)]