12378945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 21088512

約数和(自身を除く): 8709567

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 677, 795, 1219, 2031, 3385, 3657, 6095, 10155, 15571, 18285, 35881, 46713, 77855, 107643, 179405, 233565, 538215, 825263, 2475789, 4126315, 12378945]

約数ペア:

[(1, 12378945), (3, 4126315), (5, 2475789), (15, 825263), (23, 538215), (53, 233565), (69, 179405), (115, 107643), (159, 77855), (265, 46713), (345, 35881), (677, 18285), (795, 15571), (1219, 10155), (2031, 6095), (3385, 3657)]