7864485

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 13115520

約数和(自身を除く): 5251035

約数列:

[1, 3, 5, 15, 43, 89, 129, 137, 215, 267, 411, 445, 645, 685, 1335, 2055, 3827, 5891, 11481, 12193, 17673, 19135, 29455, 36579, 57405, 60965, 88365, 182895, 524299, 1572897, 2621495, 7864485]

約数ペア:

[(1, 7864485), (3, 2621495), (5, 1572897), (15, 524299), (43, 182895), (89, 88365), (129, 60965), (137, 57405), (215, 36579), (267, 29455), (411, 19135), (445, 17673), (645, 12193), (685, 11481), (1335, 5891), (2055, 3827)]