201988857

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{11437}}^1$

素因数の和:11505

約数の個数: 24

約数和(自身を含む): 318799936

約数和(自身を除く): 116811079

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 841, 2523, 5887, 11437, 17661, 34311, 80059, 240177, 331673, 995019, 2321711, 6965133, 9618517, 28855551, 67329619, 201988857]

約数ペア:

[(1, 201988857), (3, 67329619), (7, 28855551), (21, 9618517), (29, 6965133), (87, 2321711), (203, 995019), (609, 331673), (841, 240177), (2523, 80059), (5887, 34311), (11437, 17661)]