68049289

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 86939136

約数和(自身を除く): 18889847

約数列:

[1, 7, 11, 49, 77, 191, 539, 661, 1337, 2101, 4627, 7271, 9359, 14707, 32389, 50897, 102949, 126251, 356279, 883757, 1388761, 6186299, 9721327, 68049289]

約数ペア:

[(1, 68049289), (7, 9721327), (11, 6186299), (49, 1388761), (77, 883757), (191, 356279), (539, 126251), (661, 102949), (1337, 50897), (2101, 32389), (4627, 14707), (7271, 9359)]