71990093

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 87494400

約数和(自身を除く): 15504307

約数列:

[1, 7, 29, 67, 79, 203, 469, 553, 1943, 2291, 4489, 5293, 13601, 16037, 31423, 37051, 130181, 153497, 354631, 911267, 1074479, 2482417, 10284299, 71990093]

約数ペア:

[(1, 71990093), (7, 10284299), (29, 2482417), (67, 1074479), (79, 911267), (203, 354631), (469, 153497), (553, 130181), (1943, 37051), (2291, 31423), (4489, 16037), (5293, 13601)]