668892246

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{20641}}^1$

素因数の和:21148

約数の個数: 32

約数和(自身を含む): 1462444416

約数和(自身を除く): 793552170

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 491, 982, 1473, 2946, 5401, 10802, 16203, 20641, 32406, 41282, 61923, 123846, 227051, 454102, 681153, 1362306, 10134731, 20269462, 30404193, 60808386, 111482041, 222964082, 334446123, 668892246]

約数ペア:

[(1, 668892246), (2, 334446123), (3, 222964082), (6, 111482041), (11, 60808386), (22, 30404193), (33, 20269462), (66, 10134731), (491, 1362306), (982, 681153), (1473, 454102), (2946, 227051), (5401, 123846), (10802, 61923), (16203, 41282), (20641, 32406)]