18077013

素因数分解:

$3^6\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:336

約数の個数: 28

約数和(自身を含む): 27451788

約数和(自身を除く): 9374775

約数列:

[1, 3, 9, 27, 81, 137, 181, 243, 411, 543, 729, 1233, 1629, 3699, 4887, 11097, 14661, 24797, 33291, 43983, 74391, 99873, 131949, 223173, 669519, 2008557, 6025671, 18077013]

約数ペア:

[(1, 18077013), (3, 6025671), (9, 2008557), (27, 669519), (81, 223173), (137, 131949), (181, 99873), (243, 74391), (411, 43983), (543, 33291), (729, 24797), (1233, 14661), (1629, 11097), (3699, 4887)]