68891403

素因数分解:

$3^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{709}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 107164560

約数和(自身を除く): 38273157

約数列:

[1, 3, 7, 21, 49, 147, 661, 709, 1983, 2127, 4627, 4963, 13881, 14889, 32389, 34741, 97167, 104223, 468649, 1405947, 3280543, 9841629, 22963801, 68891403]

約数ペア:

[(1, 68891403), (3, 22963801), (7, 9841629), (21, 3280543), (49, 1405947), (147, 468649), (661, 104223), (709, 97167), (1983, 34741), (2127, 32389), (4627, 14889), (4963, 13881)]