28057406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{10477}}^1$

素因数の和:10595

約数の個数: 16

約数和(自身を含む): 45767904

約数和(自身を除く): 17710498

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 10477, 20954, 136201, 272402, 1079131, 2158262, 14028703, 28057406]

約数ペア:

[(1, 28057406), (2, 14028703), (13, 2158262), (26, 1079131), (103, 272402), (206, 136201), (1339, 20954), (2678, 10477)]