289325205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5557}}^1$

素因数の和:5670

約数の個数: 48

約数和(自身を含む): 546240240

約数和(自身を除く): 256915035

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 117, 195, 267, 445, 585, 801, 1157, 1335, 3471, 4005, 5557, 5785, 10413, 16671, 17355, 27785, 50013, 52065, 72241, 83355, 216723, 250065, 361205, 494573, 650169, 1083615, 1483719, 2472865, 3250845, 4451157, 6429449, 7418595, 19288347, 22255785, 32147245, 57865041, 96441735, 289325205]

約数ペア:

[(1, 289325205), (3, 96441735), (5, 57865041), (9, 32147245), (13, 22255785), (15, 19288347), (39, 7418595), (45, 6429449), (65, 4451157), (89, 3250845), (117, 2472865), (195, 1483719), (267, 1083615), (445, 650169), (585, 494573), (801, 361205), (1157, 250065), (1335, 216723), (3471, 83355), (4005, 72241), (5557, 52065), (5785, 50013), (10413, 27785), (16671, 17355)]