81437994

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2024

約数の個数: 64

約数和(自身を含む): 200309760

約数和(自身を除く): 118871766

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 71, 99, 142, 198, 213, 297, 426, 594, 639, 781, 1278, 1562, 1917, 1931, 2343, 3834, 3862, 4686, 5793, 7029, 11586, 14058, 17379, 21087, 21241, 34758, 42174, 42482, 52137, 63723, 104274, 127446, 137101, 191169, 274202, 382338, 411303, 573507, 822606, 1147014, 1233909, 1508111, 2467818, 3016222, 3701727, 4524333, 7403454, 9048666, 13572999, 27145998, 40718997, 81437994]

約数ペア:

[(1, 81437994), (2, 40718997), (3, 27145998), (6, 13572999), (9, 9048666), (11, 7403454), (18, 4524333), (22, 3701727), (27, 3016222), (33, 2467818), (54, 1508111), (66, 1233909), (71, 1147014), (99, 822606), (142, 573507), (198, 411303), (213, 382338), (297, 274202), (426, 191169), (594, 137101), (639, 127446), (781, 104274), (1278, 63723), (1562, 52137), (1917, 42482), (1931, 42174), (2343, 34758), (3834, 21241), (3862, 21087), (4686, 17379), (5793, 14058), (7029, 11586)]