30156819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6871}}^1$

素因数の和:6911

約数の個数: 32

約数和(自身を含む): 52776960

約数和(自身を除く): 22620141

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 6871, 20613, 48097, 75581, 130549, 144291, 226743, 391647, 529067, 913843, 1436039, 1587201, 2741529, 4308117, 10052273, 30156819]

約数ペア:

[(1, 30156819), (3, 10052273), (7, 4308117), (11, 2741529), (19, 1587201), (21, 1436039), (33, 913843), (57, 529067), (77, 391647), (133, 226743), (209, 144291), (231, 130549), (399, 75581), (627, 48097), (1463, 20613), (4389, 6871)]