279307587

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{20639}}^1$

素因数の和:21002

約数の個数: 16

約数和(自身を含む): 402232320

約数和(自身を除く): 122924733

約数列:

[1, 3, 13, 39, 347, 1041, 4511, 13533, 20639, 61917, 268307, 804921, 7161733, 21485199, 93102529, 279307587]

約数ペア:

[(1, 279307587), (3, 93102529), (13, 21485199), (39, 7161733), (347, 804921), (1041, 268307), (4511, 61917), (13533, 20639)]