68348889

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7919}}^1$

素因数の和:8069

約数の個数: 24

約数和(自身を含む): 113667840

約数和(自身を除く): 45318951

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 7919, 8631, 23757, 55433, 71271, 166299, 498897, 1084903, 3254709, 7594321, 9764127, 22782963, 68348889]

約数ペア:

[(1, 68348889), (3, 22782963), (7, 9764127), (9, 7594321), (21, 3254709), (63, 1084903), (137, 498897), (411, 166299), (959, 71271), (1233, 55433), (2877, 23757), (7919, 8631)]