168423981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{300221}}^1$

素因数の和:300252

約数の個数: 16

約数和(自身を含む): 259391808

約数和(自身を除く): 90967827

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 300221, 900663, 3302431, 5103757, 9907293, 15311271, 56141327, 168423981]

約数ペア:

[(1, 168423981), (3, 56141327), (11, 15311271), (17, 9907293), (33, 5103757), (51, 3302431), (187, 900663), (561, 300221)]