127865210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4523}}^1$

素因数の和:4798

約数の個数: 32

約数和(自身を含む): 252113472

約数和(自身を除く): 124248262

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2827, 4523, 5654, 9046, 14135, 22615, 28270, 45230, 49753, 99506, 248765, 497530, 1162411, 2324822, 5812055, 11624110, 12786521, 25573042, 63932605, 127865210]

約数ペア:

[(1, 127865210), (2, 63932605), (5, 25573042), (10, 12786521), (11, 11624110), (22, 5812055), (55, 2324822), (110, 1162411), (257, 497530), (514, 248765), (1285, 99506), (2570, 49753), (2827, 45230), (4523, 28270), (5654, 22615), (9046, 14135)]