289783010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{9721}}^1$

素因数の和:10010

約数の個数: 32

約数和(自身を含む): 571186944

約数和(自身を除く): 281403934

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 1355, 2710, 2981, 5962, 9721, 14905, 19442, 29810, 48605, 97210, 106931, 213862, 534655, 1069310, 2634391, 5268782, 13171955, 26343910, 28978301, 57956602, 144891505, 289783010]

約数ペア:

[(1, 289783010), (2, 144891505), (5, 57956602), (10, 28978301), (11, 26343910), (22, 13171955), (55, 5268782), (110, 2634391), (271, 1069310), (542, 534655), (1355, 213862), (2710, 106931), (2981, 97210), (5962, 48605), (9721, 29810), (14905, 19442)]