8701749

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 15100800

約数和(自身を除く): 6399051

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 149, 189, 309, 447, 567, 721, 927, 1043, 1341, 2163, 2781, 3129, 4023, 6489, 8343, 9387, 12069, 15347, 19467, 28161, 46041, 58401, 84483, 107429, 138123, 322287, 414369, 966861, 1243107, 2900583, 8701749]

約数ペア:

[(1, 8701749), (3, 2900583), (7, 1243107), (9, 966861), (21, 414369), (27, 322287), (63, 138123), (81, 107429), (103, 84483), (149, 58401), (189, 46041), (309, 28161), (447, 19467), (567, 15347), (721, 12069), (927, 9387), (1043, 8343), (1341, 6489), (2163, 4023), (2781, 3129)]