28490181

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{5531}}^1$

素因数の和:5652

約数の個数: 16

約数和(自身を含む): 40627008

約数和(自身を除く): 12136827

約数列:

[1, 3, 17, 51, 101, 303, 1717, 5151, 5531, 16593, 94027, 282081, 558631, 1675893, 9496727, 28490181]

約数ペア:

[(1, 28490181), (3, 9496727), (17, 1675893), (51, 558631), (101, 282081), (303, 94027), (1717, 16593), (5151, 5531)]