68667556

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 128733696

約数和(自身を除く): 60066140

約数列:

[1, 2, 4, 17, 34, 68, 191, 289, 311, 382, 578, 622, 764, 1156, 1244, 3247, 5287, 6494, 10574, 12988, 21148, 55199, 59401, 89879, 110398, 118802, 179758, 220796, 237604, 359516, 1009817, 2019634, 4039268, 17166889, 34333778, 68667556]

約数ペア:

[(1, 68667556), (2, 34333778), (4, 17166889), (17, 4039268), (34, 2019634), (68, 1009817), (191, 359516), (289, 237604), (311, 220796), (382, 179758), (578, 118802), (622, 110398), (764, 89879), (1156, 59401), (1244, 55199), (3247, 21148), (5287, 12988), (6494, 10574)]