12878865

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5021}}^1$

素因数の和:5054

約数の個数: 32

約数和(自身を含む): 24105600

約数和(自身を除く): 11226735

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 5021, 15063, 25105, 45189, 75315, 95399, 135567, 225945, 286197, 476995, 677835, 858591, 1430985, 2575773, 4292955, 12878865]

約数ペア:

[(1, 12878865), (3, 4292955), (5, 2575773), (9, 1430985), (15, 858591), (19, 677835), (27, 476995), (45, 286197), (57, 225945), (95, 135567), (135, 95399), (171, 75315), (285, 45189), (513, 25105), (855, 15063), (2565, 5021)]