7884015

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 13188096

約数和(自身を除く): 5304081

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 211, 235, 265, 633, 705, 795, 1055, 2491, 3165, 7473, 9917, 11183, 12455, 29751, 33549, 37365, 49585, 55915, 148755, 167745, 525601, 1576803, 2628005, 7884015]

約数ペア:

[(1, 7884015), (3, 2628005), (5, 1576803), (15, 525601), (47, 167745), (53, 148755), (141, 55915), (159, 49585), (211, 37365), (235, 33549), (265, 29751), (633, 12455), (705, 11183), (795, 9917), (1055, 7473), (2491, 3165)]