28861623

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1933}}^1$

素因数の和:2028

約数の個数: 32

約数和(自身を含む): 49510400

約数和(自身を除く): 20648777

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 1933, 2133, 4977, 5799, 13531, 14931, 17397, 40593, 52191, 121779, 152707, 365337, 458121, 1068949, 1374363, 3206847, 4123089, 9620541, 28861623]

約数ペア:

[(1, 28861623), (3, 9620541), (7, 4123089), (9, 3206847), (21, 1374363), (27, 1068949), (63, 458121), (79, 365337), (189, 152707), (237, 121779), (553, 52191), (711, 40593), (1659, 17397), (1933, 14931), (2133, 13531), (4977, 5799)]