15865641

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:902

約数の個数: 36

約数和(自身を含む): 26702676

約数和(自身を除く): 10837035

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 121, 153, 187, 363, 561, 857, 1089, 1683, 2057, 2571, 6171, 7713, 9427, 14569, 18513, 28281, 43707, 84843, 103697, 131121, 160259, 311091, 480777, 933273, 1442331, 1762849, 5288547, 15865641]

約数ペア:

[(1, 15865641), (3, 5288547), (9, 1762849), (11, 1442331), (17, 933273), (33, 480777), (51, 311091), (99, 160259), (121, 131121), (153, 103697), (187, 84843), (363, 43707), (561, 28281), (857, 18513), (1089, 14569), (1683, 9427), (2057, 7713), (2571, 6171)]