2013319805

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 2789869824

約数和(自身を除く): 776550019

約数列:

[1, 5, 7, 35, 137, 643, 653, 685, 959, 3215, 3265, 4501, 4571, 4795, 22505, 22855, 88091, 89461, 419879, 440455, 447305, 616637, 626227, 2099395, 2939153, 3083185, 3131135, 14695765, 57523423, 287617115, 402663961, 2013319805]

約数ペア:

[(1, 2013319805), (5, 402663961), (7, 287617115), (35, 57523423), (137, 14695765), (643, 3131135), (653, 3083185), (685, 2939153), (959, 2099395), (3215, 626227), (3265, 616637), (4501, 447305), (4571, 440455), (4795, 419879), (22505, 89461), (22855, 88091)]