1319025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 2236960

約数和(自身を除く): 917935

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 409, 645, 1075, 1227, 2045, 3225, 6135, 10225, 17587, 30675, 52761, 87935, 263805, 439675, 1319025]

約数ペア:

[(1, 1319025), (3, 439675), (5, 263805), (15, 87935), (25, 52761), (43, 30675), (75, 17587), (129, 10225), (215, 6135), (409, 3225), (645, 2045), (1075, 1227)]