66678028

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{367}}^1\times {\mathrm{857}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 119351232

約数和(自身を除く): 52673204

約数列:

[1, 2, 4, 53, 106, 212, 367, 734, 857, 1468, 1714, 3428, 19451, 38902, 45421, 77804, 90842, 181684, 314519, 629038, 1258076, 16669507, 33339014, 66678028]

約数ペア:

[(1, 66678028), (2, 33339014), (4, 16669507), (53, 1258076), (106, 629038), (212, 314519), (367, 181684), (734, 90842), (857, 77804), (1468, 45421), (1714, 38902), (3428, 19451)]