257092115

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 361912320

約数和(自身を除く): 104820205

約数列:

[1, 5, 7, 35, 47, 235, 329, 373, 419, 1645, 1865, 2095, 2611, 2933, 13055, 14665, 17531, 19693, 87655, 98465, 122717, 137851, 156287, 613585, 689255, 781435, 1094009, 5470045, 7345489, 36727445, 51418423, 257092115]

約数ペア:

[(1, 257092115), (5, 51418423), (7, 36727445), (35, 7345489), (47, 5470045), (235, 1094009), (329, 781435), (373, 689255), (419, 613585), (1645, 156287), (1865, 137851), (2095, 122717), (2611, 98465), (2933, 87655), (13055, 19693), (14665, 17531)]