428825079

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67777}}^1$

素因数の和:67839

約数の個数: 24

約数和(自身を含む): 669646640

約数和(自身を除く): 240821561

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 67777, 203331, 609993, 1287763, 2507749, 3863289, 7523247, 11589867, 22569741, 47647231, 142941693, 428825079]

約数ペア:

[(1, 428825079), (3, 142941693), (9, 47647231), (19, 22569741), (37, 11589867), (57, 7523247), (111, 3863289), (171, 2507749), (333, 1287763), (703, 609993), (2109, 203331), (6327, 67777)]