11865291

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 17571840

約数和(自身を除く): 5706549

約数列:

[1, 3, 19, 43, 47, 57, 103, 129, 141, 309, 817, 893, 1957, 2021, 2451, 2679, 4429, 4841, 5871, 6063, 13287, 14523, 38399, 84151, 91979, 115197, 208163, 252453, 275937, 624489, 3955097, 11865291]

約数ペア:

[(1, 11865291), (3, 3955097), (19, 624489), (43, 275937), (47, 252453), (57, 208163), (103, 115197), (129, 91979), (141, 84151), (309, 38399), (817, 14523), (893, 13287), (1957, 6063), (2021, 5871), (2451, 4841), (2679, 4429)]