27057177

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 47443968

約数和(自身を除く): 20386791

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 71, 161, 207, 213, 263, 483, 497, 639, 789, 1449, 1491, 1633, 1841, 2367, 4473, 4899, 5523, 6049, 11431, 14697, 16569, 18147, 18673, 34293, 42343, 54441, 56019, 102879, 127029, 130711, 168057, 381087, 392133, 429479, 1176399, 1288437, 3006353, 3865311, 9019059, 27057177]

約数ペア:

[(1, 27057177), (3, 9019059), (7, 3865311), (9, 3006353), (21, 1288437), (23, 1176399), (63, 429479), (69, 392133), (71, 381087), (161, 168057), (207, 130711), (213, 127029), (263, 102879), (483, 56019), (497, 54441), (639, 42343), (789, 34293), (1449, 18673), (1491, 18147), (1633, 16569), (1841, 14697), (2367, 11431), (4473, 6049), (4899, 5523)]