28405338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{364171}}^1$

素因数の和:364189

約数の個数: 16

約数和(自身を含む): 61180896

約数和(自身を除く): 32775558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 364171, 728342, 1092513, 2185026, 4734223, 9468446, 14202669, 28405338]

約数ペア:

[(1, 28405338), (2, 14202669), (3, 9468446), (6, 4734223), (13, 2185026), (26, 1092513), (39, 728342), (78, 364171)]