156656454705

素因数分解:

$3^4\times 5^1\times {\mathrm{386806061}}^1$

素因数の和:386806078

約数の個数: 20

約数和(自身を含む): 280821201012

約数和(自身を除く): 124164746307

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 386806061, 1160418183, 1934030305, 3481254549, 5802090915, 10443763647, 17406272745, 31331290941, 52218818235, 156656454705]

約数ペア:

[(1, 156656454705), (3, 52218818235), (5, 31331290941), (9, 17406272745), (15, 10443763647), (27, 5802090915), (45, 3481254549), (81, 1934030305), (135, 1160418183), (405, 386806061)]