2153055191

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1\times {\mathrm{4243}}^1$

素因数の和:5342

約数の個数: 16

約数和(自身を含む): 2498323968

約数和(自身を除く): 345268777

約数列:

[1, 7, 71, 497, 1021, 4243, 7147, 29701, 72491, 301253, 507437, 2108771, 4332103, 30324721, 307579313, 2153055191]

約数ペア:

[(1, 2153055191), (7, 307579313), (71, 30324721), (497, 4332103), (1021, 2108771), (4243, 507437), (7147, 301253), (29701, 72491)]