77691878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 129664800

約数和(自身を除く): 51972922

約数列:

[1, 2, 11, 22, 137, 149, 173, 274, 298, 346, 1507, 1639, 1903, 3014, 3278, 3806, 20413, 23701, 25777, 40826, 47402, 51554, 224543, 260711, 283547, 449086, 521422, 567094, 3531449, 7062898, 38845939, 77691878]

約数ペア:

[(1, 77691878), (2, 38845939), (11, 7062898), (22, 3531449), (137, 567094), (149, 521422), (173, 449086), (274, 283547), (298, 260711), (346, 224543), (1507, 51554), (1639, 47402), (1903, 40826), (3014, 25777), (3278, 23701), (3806, 20413)]