81658044

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19387}}^1$

素因数の和:19416

約数の個数: 60

約数和(自身を含む): 229902904

約数和(自身を除く): 148244860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 19387, 38774, 58161, 77548, 116322, 174483, 232644, 252031, 348966, 504062, 523449, 697932, 756093, 1008124, 1046898, 1512186, 1570347, 2093796, 2268279, 3024372, 3140694, 4536558, 6281388, 6804837, 9073116, 13609674, 20414511, 27219348, 40829022, 81658044]

約数ペア:

[(1, 81658044), (2, 40829022), (3, 27219348), (4, 20414511), (6, 13609674), (9, 9073116), (12, 6804837), (13, 6281388), (18, 4536558), (26, 3140694), (27, 3024372), (36, 2268279), (39, 2093796), (52, 1570347), (54, 1512186), (78, 1046898), (81, 1008124), (108, 756093), (117, 697932), (156, 523449), (162, 504062), (234, 348966), (324, 252031), (351, 232644), (468, 174483), (702, 116322), (1053, 77548), (1404, 58161), (2106, 38774), (4212, 19387)]