81332878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127481}}^1$

素因数の和:127523

約数の個数: 16

約数和(自身を含む): 137680560

約数和(自身を除く): 56347682

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 127481, 254962, 1402291, 2804582, 3696949, 7393898, 40666439, 81332878]

約数ペア:

[(1, 81332878), (2, 40666439), (11, 7393898), (22, 3696949), (29, 2804582), (58, 1402291), (319, 254962), (638, 127481)]