28042287

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1741}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 46824960

約数和(自身を除く): 18782673

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 1741, 2301, 5223, 5369, 12187, 16107, 22633, 36561, 67899, 102719, 158431, 308157, 475293, 719033, 1335347, 2157099, 4006041, 9347429, 28042287]

約数ペア:

[(1, 28042287), (3, 9347429), (7, 4006041), (13, 2157099), (21, 1335347), (39, 719033), (59, 475293), (91, 308157), (177, 158431), (273, 102719), (413, 67899), (767, 36561), (1239, 22633), (1741, 16107), (2301, 12187), (5223, 5369)]