921591

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 1555200

約数和(自身を除く): 633609

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 107, 261, 297, 319, 321, 783, 957, 963, 1177, 2871, 2889, 3103, 3531, 8613, 9309, 10593, 27927, 31779, 34133, 83781, 102399, 307197, 921591]

約数ペア:

[(1, 921591), (3, 307197), (9, 102399), (11, 83781), (27, 34133), (29, 31779), (33, 27927), (87, 10593), (99, 9309), (107, 8613), (261, 3531), (297, 3103), (319, 2889), (321, 2871), (783, 1177), (957, 963)]