157466511

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{9769}}^1$

素因数の和:9980

約数の個数: 20

約数和(自身を含む): 236434000

約数和(自身を除く): 78967489

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 9769, 16119, 29307, 87921, 263763, 791289, 1944031, 5832093, 17496279, 52488837, 157466511]

約数ペア:

[(1, 157466511), (3, 52488837), (9, 17496279), (27, 5832093), (81, 1944031), (199, 791289), (597, 263763), (1791, 87921), (5373, 29307), (9769, 16119)]