87381424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{420103}}^1$

素因数の和:420124

約数の個数: 20

約数和(自身を含む): 182325136

約数和(自身を除く): 94943712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 420103, 840206, 1680412, 3360824, 5461339, 6721648, 10922678, 21845356, 43690712, 87381424]

約数ペア:

[(1, 87381424), (2, 43690712), (4, 21845356), (8, 10922678), (13, 6721648), (16, 5461339), (26, 3360824), (52, 1680412), (104, 840206), (208, 420103)]