205285155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{617}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 337635648

約数和(自身を除く): 132350493

約数列:

[1, 3, 5, 15, 41, 123, 205, 541, 615, 617, 1623, 1851, 2705, 3085, 8115, 9255, 22181, 25297, 66543, 75891, 110905, 126485, 332715, 333797, 379455, 1001391, 1668985, 5006955, 13685677, 41057031, 68428385, 205285155]

約数ペア:

[(1, 205285155), (3, 68428385), (5, 41057031), (15, 13685677), (41, 5006955), (123, 1668985), (205, 1001391), (541, 379455), (615, 333797), (617, 332715), (1623, 126485), (1851, 110905), (2705, 75891), (3085, 66543), (8115, 25297), (9255, 22181)]