17980053

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 29976576

約数和(自身を除く): 11996523

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 983, 1407, 2613, 2949, 6097, 6881, 12779, 18291, 20643, 38337, 65861, 89453, 197583, 268359, 461027, 856193, 1383081, 2568579, 5993351, 17980053]

約数ペア:

[(1, 17980053), (3, 5993351), (7, 2568579), (13, 1383081), (21, 856193), (39, 461027), (67, 268359), (91, 197583), (201, 89453), (273, 65861), (469, 38337), (871, 20643), (983, 18291), (1407, 12779), (2613, 6881), (2949, 6097)]