7871415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 13478400

約数和(自身を除く): 5606985

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 389, 1065, 1167, 1349, 1945, 4047, 5835, 6745, 7391, 20235, 22173, 27619, 36955, 82857, 110865, 138095, 414285, 524761, 1574283, 2623805, 7871415]

約数ペア:

[(1, 7871415), (3, 2623805), (5, 1574283), (15, 524761), (19, 414285), (57, 138095), (71, 110865), (95, 82857), (213, 36955), (285, 27619), (355, 22173), (389, 20235), (1065, 7391), (1167, 6745), (1349, 5835), (1945, 4047)]