9871012917

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{1818871}}^1$

素因数の和:1818950

約数の個数: 20

約数和(自身を含む): 14965678816

約数和(自身を除く): 5094665899

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 1818871, 5456613, 16369839, 49109517, 121864357, 147328551, 365593071, 1096779213, 3290337639, 9871012917]

約数ペア:

[(1, 9871012917), (3, 3290337639), (9, 1096779213), (27, 365593071), (67, 147328551), (81, 121864357), (201, 49109517), (603, 16369839), (1809, 5456613), (5427, 1818871)]