71717877

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2797}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 132692352

約数和(自身を除く): 60974475

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 1221, 2331, 2797, 2849, 3663, 8391, 8547, 19579, 25173, 25641, 30767, 58737, 92301, 103489, 176211, 215369, 276903, 310467, 646107, 724423, 931401, 1138379, 1938321, 2173269, 3415137, 6519807, 7968653, 10245411, 23905959, 71717877]

約数ペア:

[(1, 71717877), (3, 23905959), (7, 10245411), (9, 7968653), (11, 6519807), (21, 3415137), (33, 2173269), (37, 1938321), (63, 1138379), (77, 931401), (99, 724423), (111, 646107), (231, 310467), (259, 276903), (333, 215369), (407, 176211), (693, 103489), (777, 92301), (1221, 58737), (2331, 30767), (2797, 25641), (2849, 25173), (3663, 19579), (8391, 8547)]