28706306

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:857

約数の個数: 16

約数和(自身を含む): 43712448

約数和(自身を除く): 15006142

約数列:

[1, 2, 103, 206, 331, 421, 662, 842, 34093, 43363, 68186, 86726, 139351, 278702, 14353153, 28706306]

約数ペア:

[(1, 28706306), (2, 14353153), (103, 278702), (206, 139351), (331, 86726), (421, 68186), (662, 43363), (842, 34093)]