84221478

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 207152640

約数和(自身を除く): 122931162

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, 1997, 2343, 3834, 3994, 4686, 5991, 7029, 11982, 14058, 17973, 21087, 21967, 35946, 42174, 43934, 53919, 65901, 107838, 131802, 141787, 197703, 283574, 395406, 425361, 593109, 850722, 1186218, 1276083, 1559657, 2552166, 3119314, 3828249, 4678971, 7656498, 9357942, 14036913, 28073826, 42110739, 84221478]

約数ペア:

[(1, 84221478), (2, 42110739), (3, 28073826), (6, 14036913), (9, 9357942), (11, 7656498), (18, 4678971), (22, 3828249), (27, 3119314), (33, 2552166), (54, 1559657), (66, 1276083), (71, 1186218), (99, 850722), (142, 593109), (198, 425361), (213, 395406), (297, 283574), (426, 197703), (594, 141787), (639, 131802), (781, 107838), (1278, 65901), (1562, 53919), (1917, 43934), (1997, 42174), (2343, 35946), (3834, 21967), (3994, 21087), (4686, 17973), (5991, 14058), (7029, 11982)]