42789128

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 82684800

約数和(自身を除く): 39895672

約数列:

[1, 2, 4, 8, 43, 86, 172, 173, 344, 346, 692, 719, 1384, 1438, 2876, 5752, 7439, 14878, 29756, 30917, 59512, 61834, 123668, 124387, 247336, 248774, 497548, 995096, 5348641, 10697282, 21394564, 42789128]

約数ペア:

[(1, 42789128), (2, 21394564), (4, 10697282), (8, 5348641), (43, 995096), (86, 497548), (172, 248774), (173, 247336), (344, 124387), (346, 123668), (692, 61834), (719, 59512), (1384, 30917), (1438, 29756), (2876, 14878), (5752, 7439)]