66141296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317987}}^1$

素因数の和:318008

約数の個数: 20

約数和(自身を含む): 138006792

約数和(自身を除く): 71865496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317987, 635974, 1271948, 2543896, 4133831, 5087792, 8267662, 16535324, 33070648, 66141296]

約数ペア:

[(1, 66141296), (2, 33070648), (4, 16535324), (8, 8267662), (13, 5087792), (16, 4133831), (26, 2543896), (52, 1271948), (104, 635974), (208, 317987)]