42111279

素因数分解:

$3^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1231}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 71751680

約数和(自身を除く): 29640401

約数列:

[1, 3, 7, 9, 21, 27, 63, 181, 189, 543, 1231, 1267, 1629, 3693, 3801, 4887, 8617, 11079, 11403, 25851, 33237, 34209, 77553, 222811, 232659, 668433, 1559677, 2005299, 4679031, 6015897, 14037093, 42111279]

約数ペア:

[(1, 42111279), (3, 14037093), (7, 6015897), (9, 4679031), (21, 2005299), (27, 1559677), (63, 668433), (181, 232659), (189, 222811), (543, 77553), (1231, 34209), (1267, 33237), (1629, 25851), (3693, 11403), (3801, 11079), (4887, 8617)]