68939805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2767}}^1$

素因数の和:2937

約数の個数: 32

約数和(自身を含む): 121171968

約数和(自身を除く): 52232163

約数列:

[1, 3, 5, 11, 15, 33, 55, 151, 165, 453, 755, 1661, 2265, 2767, 4983, 8301, 8305, 13835, 24915, 30437, 41505, 91311, 152185, 417817, 456555, 1253451, 2089085, 4595987, 6267255, 13787961, 22979935, 68939805]

約数ペア:

[(1, 68939805), (3, 22979935), (5, 13787961), (11, 6267255), (15, 4595987), (33, 2089085), (55, 1253451), (151, 456555), (165, 417817), (453, 152185), (755, 91311), (1661, 41505), (2265, 30437), (2767, 24915), (4983, 13835), (8301, 8305)]