291258891

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{60041}}^1$

素因数の和:60072

約数の個数: 36

約数和(自身を含む): 533893464

約数和(自身を除く): 242634573

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 60041, 180123, 420287, 540369, 660451, 1260861, 1981353, 2942009, 3782583, 4623157, 5944059, 8826027, 13869471, 26478081, 32362099, 41608413, 97086297, 291258891]

約数ペア:

[(1, 291258891), (3, 97086297), (7, 41608413), (9, 32362099), (11, 26478081), (21, 13869471), (33, 8826027), (49, 5944059), (63, 4623157), (77, 3782583), (99, 2942009), (147, 1981353), (231, 1260861), (441, 660451), (539, 540369), (693, 420287), (1617, 180123), (4851, 60041)]