257466326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1873}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 442024128

約数和(自身を除く): 184557802

約数列:

[1, 2, 13, 17, 26, 34, 221, 311, 442, 622, 1873, 3746, 4043, 5287, 8086, 10574, 24349, 31841, 48698, 63682, 68731, 137462, 413933, 582503, 827866, 1165006, 7572539, 9902551, 15145078, 19805102, 128733163, 257466326]

約数ペア:

[(1, 257466326), (2, 128733163), (13, 19805102), (17, 15145078), (26, 9902551), (34, 7572539), (221, 1165006), (311, 827866), (442, 582503), (622, 413933), (1873, 137462), (3746, 68731), (4043, 63682), (5287, 48698), (8086, 31841), (10574, 24349)]