257069512

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{270031}}^1$

素因数の和:270061

約数の個数: 32

約数和(自身を含む): 583269120

約数和(自身を除く): 326199608

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 270031, 540062, 1080124, 1890217, 2160248, 3780434, 4590527, 7560868, 9181054, 15121736, 18362108, 32133689, 36724216, 64267378, 128534756, 257069512]

約数ペア:

[(1, 257069512), (2, 128534756), (4, 64267378), (7, 36724216), (8, 32133689), (14, 18362108), (17, 15121736), (28, 9181054), (34, 7560868), (56, 4590527), (68, 3780434), (119, 2160248), (136, 1890217), (238, 1080124), (476, 540062), (952, 270031)]