30378439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 9901241

約数列:

[1, 7, 13, 17, 73, 91, 119, 221, 269, 511, 949, 1241, 1547, 1883, 3497, 4573, 6643, 8687, 16133, 19637, 24479, 32011, 59449, 112931, 137459, 255281, 333829, 416143, 1786967, 2336803, 4339777, 30378439]

約数ペア:

[(1, 30378439), (7, 4339777), (13, 2336803), (17, 1786967), (73, 416143), (91, 333829), (119, 255281), (221, 137459), (269, 112931), (511, 59449), (949, 32011), (1241, 24479), (1547, 19637), (1883, 16133), (3497, 8687), (4573, 6643)]