81714178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1747}}^1$

素因数の和:2026

約数の個数: 32

約数和(自身を含む): 151530624

約数和(自身を除く): 69816446

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 257, 514, 1747, 1799, 3341, 3494, 3598, 6682, 12229, 22711, 23387, 24458, 45422, 46774, 158977, 317954, 448979, 897958, 3142853, 5836727, 6285706, 11673454, 40857089, 81714178]

約数ペア:

[(1, 81714178), (2, 40857089), (7, 11673454), (13, 6285706), (14, 5836727), (26, 3142853), (91, 897958), (182, 448979), (257, 317954), (514, 158977), (1747, 46774), (1799, 45422), (3341, 24458), (3494, 23387), (3598, 22711), (6682, 12229)]