15663697915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{839}}^1\times {\mathrm{919}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 20030976000

約数和(自身を除く): 4367278085

約数列:

[1, 5, 17, 85, 239, 839, 919, 1195, 4063, 4195, 4595, 14263, 15623, 20315, 71315, 78115, 200521, 219641, 771041, 1002605, 1098205, 3408857, 3733897, 3855205, 13107697, 17044285, 18669485, 65538485, 184278799, 921393995, 3132739583, 15663697915]

約数ペア:

[(1, 15663697915), (5, 3132739583), (17, 921393995), (85, 184278799), (239, 65538485), (839, 18669485), (919, 17044285), (1195, 13107697), (4063, 3855205), (4195, 3733897), (4595, 3408857), (14263, 1098205), (15623, 1002605), (20315, 771041), (71315, 219641), (78115, 200521)]