2678865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 5062656

約数和(自身を除く): 2383791

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 823, 1085, 2469, 3255, 4115, 5761, 12345, 17283, 25513, 28805, 76539, 86415, 127565, 178591, 382695, 535773, 892955, 2678865]

約数ペア:

[(1, 2678865), (3, 892955), (5, 535773), (7, 382695), (15, 178591), (21, 127565), (31, 86415), (35, 76539), (93, 28805), (105, 25513), (155, 17283), (217, 12345), (465, 5761), (651, 4115), (823, 3255), (1085, 2469)]