287595309

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 396469920

約数和(自身を除く): 108874611

約数列:

[1, 3, 43, 129, 139, 373, 417, 1119, 1849, 5547, 5977, 16039, 17931, 48117, 51847, 155541, 257011, 689677, 771033, 2069031, 2229421, 6688263, 95865103, 287595309]

約数ペア:

[(1, 287595309), (3, 95865103), (43, 6688263), (129, 2229421), (139, 2069031), (373, 771033), (417, 689677), (1119, 257011), (1849, 155541), (5547, 51847), (5977, 48117), (16039, 17931)]