40487139

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 74929920

約数和(自身を除く): 34442781

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 1221, 1579, 2331, 2849, 3663, 4737, 8547, 11053, 14211, 17369, 25641, 33159, 52107, 58423, 99477, 121583, 156321, 175269, 364749, 408961, 525807, 642653, 1094247, 1226883, 1927959, 3680649, 4498571, 5783877, 13495713, 40487139]

約数ペア:

[(1, 40487139), (3, 13495713), (7, 5783877), (9, 4498571), (11, 3680649), (21, 1927959), (33, 1226883), (37, 1094247), (63, 642653), (77, 525807), (99, 408961), (111, 364749), (231, 175269), (259, 156321), (333, 121583), (407, 99477), (693, 58423), (777, 52107), (1221, 33159), (1579, 25641), (2331, 17369), (2849, 14211), (3663, 11053), (4737, 8547)]