8978266913

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{65839}}^1$

素因数の和:65898

約数の個数: 36

約数和(自身を含む): 11979192960

約数和(自身を除く): 3000926047

約数列:

[1, 7, 11, 23, 49, 77, 121, 161, 253, 539, 847, 1127, 1771, 2783, 5929, 12397, 19481, 65839, 136367, 460873, 724229, 1514297, 3226111, 5069603, 7966519, 10600079, 16657267, 35487221, 55765633, 74200553, 116600869, 183229937, 390359431, 816206083, 1282609559, 8978266913]

約数ペア:

[(1, 8978266913), (7, 1282609559), (11, 816206083), (23, 390359431), (49, 183229937), (77, 116600869), (121, 74200553), (161, 55765633), (253, 35487221), (539, 16657267), (847, 10600079), (1127, 7966519), (1771, 5069603), (2783, 3226111), (5929, 1514297), (12397, 724229), (19481, 460873), (65839, 136367)]