28239195

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{35521}}^1$

素因数の和:35582

約数の個数: 16

約数和(自身を含む): 46036512

約数和(自身を除く): 17797317

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 35521, 106563, 177605, 532815, 1882613, 5647839, 9413065, 28239195]

約数ペア:

[(1, 28239195), (3, 9413065), (5, 5647839), (15, 1882613), (53, 532815), (159, 177605), (265, 106563), (795, 35521)]