138913435

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 177914880

約数和(自身を除く): 39001445

約数列:

[1, 5, 43, 47, 59, 215, 233, 235, 295, 1165, 2021, 2537, 2773, 10019, 10105, 10951, 12685, 13747, 13865, 50095, 54755, 68735, 119239, 470893, 591121, 596195, 646109, 2354465, 2955605, 3230545, 27782687, 138913435]

約数ペア:

[(1, 138913435), (5, 27782687), (43, 3230545), (47, 2955605), (59, 2354465), (215, 646109), (233, 596195), (235, 591121), (295, 470893), (1165, 119239), (2021, 68735), (2537, 54755), (2773, 50095), (10019, 13865), (10105, 13747), (10951, 12685)]