200820705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1\times {\mathrm{821}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 336165120

約数和(自身を除く): 135344415

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 709, 821, 2127, 2463, 3545, 4105, 10635, 12315, 16307, 18883, 48921, 56649, 81535, 94415, 244605, 283245, 582089, 1746267, 2910445, 8731335, 13388047, 40164141, 66940235, 200820705]

約数ペア:

[(1, 200820705), (3, 66940235), (5, 40164141), (15, 13388047), (23, 8731335), (69, 2910445), (115, 1746267), (345, 582089), (709, 283245), (821, 244605), (2127, 94415), (2463, 81535), (3545, 56649), (4105, 48921), (10635, 18883), (12315, 16307)]