255758205

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{2111}}^1$

素因数の和:2357

約数の個数: 32

約数和(自身を含む): 421521408

約数和(自身を除く): 165763203

約数列:

[1, 3, 5, 15, 41, 123, 197, 205, 591, 615, 985, 2111, 2955, 6333, 8077, 10555, 24231, 31665, 40385, 86551, 121155, 259653, 415867, 432755, 1247601, 1298265, 2079335, 6238005, 17050547, 51151641, 85252735, 255758205]

約数ペア:

[(1, 255758205), (3, 85252735), (5, 51151641), (15, 17050547), (41, 6238005), (123, 2079335), (197, 1298265), (205, 1247601), (591, 432755), (615, 415867), (985, 259653), (2111, 121155), (2955, 86551), (6333, 40385), (8077, 31665), (10555, 24231)]