81468972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{174079}}^1$

素因数の和:174102

約数の個数: 36

約数和(自身を含む): 221777920

約数和(自身を除く): 140308948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 174079, 348158, 522237, 696316, 1044474, 1566711, 2088948, 2263027, 3133422, 4526054, 6266844, 6789081, 9052108, 13578162, 20367243, 27156324, 40734486, 81468972]

約数ペア:

[(1, 81468972), (2, 40734486), (3, 27156324), (4, 20367243), (6, 13578162), (9, 9052108), (12, 6789081), (13, 6266844), (18, 4526054), (26, 3133422), (36, 2263027), (39, 2088948), (52, 1566711), (78, 1044474), (117, 696316), (156, 522237), (234, 348158), (468, 174079)]