64915571

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28711}}^1$

素因数の和:28754

約数の個数: 16

約数和(自身を含む): 82690560

約数和(自身を除く): 17774989

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 28711, 200977, 488087, 545509, 3416609, 3818563, 9273653, 64915571]

約数ペア:

[(1, 64915571), (7, 9273653), (17, 3818563), (19, 3416609), (119, 545509), (133, 488087), (323, 200977), (2261, 28711)]