428921870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^2\times {\mathrm{311}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 842298912

約数和(自身を除く): 413377042

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 311, 515, 622, 1030, 1339, 1555, 2678, 3110, 4043, 6695, 8086, 10609, 13390, 20215, 21218, 32033, 40430, 53045, 64066, 106090, 137917, 160165, 275834, 320330, 416429, 689585, 832858, 1379170, 2082145, 3299399, 4164290, 6598798, 16496995, 32993990, 42892187, 85784374, 214460935, 428921870]

約数ペア:

[(1, 428921870), (2, 214460935), (5, 85784374), (10, 42892187), (13, 32993990), (26, 16496995), (65, 6598798), (103, 4164290), (130, 3299399), (206, 2082145), (311, 1379170), (515, 832858), (622, 689585), (1030, 416429), (1339, 320330), (1555, 275834), (2678, 160165), (3110, 137917), (4043, 106090), (6695, 64066), (8086, 53045), (10609, 40430), (13390, 32033), (20215, 21218)]