78844678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{123581}}^1$

素因数の和:123623

約数の個数: 16

約数和(自身を含む): 133468560

約数和(自身を除く): 54623882

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 123581, 247162, 1359391, 2718782, 3583849, 7167698, 39422339, 78844678]

約数ペア:

[(1, 78844678), (2, 39422339), (11, 7167698), (22, 3583849), (29, 2718782), (58, 1359391), (319, 247162), (638, 123581)]