31041745

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 47647440

約数和(自身を除く): 16605695

約数列:

[1, 5, 7, 17, 29, 35, 49, 85, 119, 145, 203, 245, 257, 493, 595, 833, 1015, 1285, 1421, 1799, 2465, 3451, 4165, 4369, 7105, 7453, 8995, 12593, 17255, 21845, 24157, 30583, 37265, 52171, 62965, 120785, 126701, 152915, 214081, 260855, 365197, 633505, 886907, 1070405, 1825985, 4434535, 6208349, 31041745]

約数ペア:

[(1, 31041745), (5, 6208349), (7, 4434535), (17, 1825985), (29, 1070405), (35, 886907), (49, 633505), (85, 365197), (119, 260855), (145, 214081), (203, 152915), (245, 126701), (257, 120785), (493, 62965), (595, 52171), (833, 37265), (1015, 30583), (1285, 24157), (1421, 21845), (1799, 17255), (2465, 12593), (3451, 8995), (4165, 7453), (4369, 7105)]