20142855

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5393}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 35341488

約数和(自身を除く): 15198633

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 5393, 16179, 26965, 48537, 80895, 242685, 447619, 1342857, 2238095, 4028571, 6714285, 20142855]

約数ペア:

[(1, 20142855), (3, 6714285), (5, 4028571), (9, 2238095), (15, 1342857), (45, 447619), (83, 242685), (249, 80895), (415, 48537), (747, 26965), (1245, 16179), (3735, 5393)]