28308254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20543}}^1$

素因数の和:20611

約数の個数: 16

約数和(自身を含む): 46593792

約数和(自身を除く): 18285538

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 20543, 41086, 267059, 534118, 1088779, 2177558, 14154127, 28308254]

約数ペア:

[(1, 28308254), (2, 14154127), (13, 2177558), (26, 1088779), (53, 534118), (106, 267059), (689, 41086), (1378, 20543)]