211301075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{919}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 278241120

約数和(自身を除く): 66940045

約数列:

[1, 5, 17, 25, 85, 425, 541, 919, 2705, 4595, 9197, 13525, 15623, 22975, 45985, 78115, 229925, 390575, 497179, 2485895, 8452043, 12429475, 42260215, 211301075]

約数ペア:

[(1, 211301075), (5, 42260215), (17, 12429475), (25, 8452043), (85, 2485895), (425, 497179), (541, 390575), (919, 229925), (2705, 78115), (4595, 45985), (9197, 22975), (13525, 15623)]