19990129275

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{862573}}^1$

素因数の和:862692

約数の個数: 36

約数和(自身を含む): 36152201488

約数和(自身を除く): 16162072213

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 927, 1545, 2575, 4635, 7725, 23175, 862573, 2587719, 4312865, 7763157, 12938595, 21564325, 38815785, 64692975, 88845019, 194078925, 266535057, 444225095, 799605171, 1332675285, 2221125475, 3998025855, 6663376425, 19990129275]

約数ペア:

[(1, 19990129275), (3, 6663376425), (5, 3998025855), (9, 2221125475), (15, 1332675285), (25, 799605171), (45, 444225095), (75, 266535057), (103, 194078925), (225, 88845019), (309, 64692975), (515, 38815785), (927, 21564325), (1545, 12938595), (2575, 7763157), (4635, 4312865), (7725, 2587719), (23175, 862573)]