261580479999

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1\times {\mathrm{1801}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 352523962560

約数和(自身を除く): 90943482561

約数列:

[1, 3, 157, 401, 471, 769, 1203, 1801, 2307, 5403, 62957, 120733, 188871, 282757, 308369, 362199, 722201, 848271, 925107, 1384969, 2166603, 4154907, 48413933, 113385557, 145241799, 217440133, 340156671, 555372569, 652320399, 1666117707, 87193493333, 261580479999]

約数ペア:

[(1, 261580479999), (3, 87193493333), (157, 1666117707), (401, 652320399), (471, 555372569), (769, 340156671), (1203, 217440133), (1801, 145241799), (2307, 113385557), (5403, 48413933), (62957, 4154907), (120733, 2166603), (188871, 1384969), (282757, 925107), (308369, 848271), (362199, 722201)]