68608686

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 139219488

約数和(自身を除く): 70610802

約数列:

[1, 2, 3, 6, 157, 173, 314, 346, 421, 471, 519, 842, 942, 1038, 1263, 2526, 27161, 54322, 66097, 72833, 81483, 132194, 145666, 162966, 198291, 218499, 396582, 436998, 11434781, 22869562, 34304343, 68608686]

約数ペア:

[(1, 68608686), (2, 34304343), (3, 22869562), (6, 11434781), (157, 436998), (173, 396582), (314, 218499), (346, 198291), (421, 162966), (471, 145666), (519, 132194), (842, 81483), (942, 72833), (1038, 66097), (1263, 54322), (2526, 27161)]