128690865

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{124339}}^1$

素因数の和:124373

約数の個数: 24

約数和(自身を含む): 232764480

約数和(自身を除く): 104073615

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 124339, 373017, 621695, 1119051, 1865085, 2859797, 5595255, 8579391, 14298985, 25738173, 42896955, 128690865]

約数ペア:

[(1, 128690865), (3, 42896955), (5, 25738173), (9, 14298985), (15, 8579391), (23, 5595255), (45, 2859797), (69, 1865085), (115, 1119051), (207, 621695), (345, 373017), (1035, 124339)]