30278853

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 40

約数和(自身を含む): 52272000

約数和(自身を除く): 21993147

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1377, 1683, 1999, 5049, 5997, 15147, 17991, 21989, 33983, 53973, 65967, 101949, 161919, 197901, 305847, 373813, 593703, 917541, 1121439, 1781109, 2752623, 3364317, 10092951, 30278853]

約数ペア:

[(1, 30278853), (3, 10092951), (9, 3364317), (11, 2752623), (17, 1781109), (27, 1121439), (33, 917541), (51, 593703), (81, 373813), (99, 305847), (153, 197901), (187, 161919), (297, 101949), (459, 65967), (561, 53973), (891, 33983), (1377, 21989), (1683, 17991), (1999, 15147), (5049, 5997)]