81929904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243839}}^1$

素因数の和:243857

約数の個数: 40

約数和(自身を含む): 241889280

約数和(自身を除く): 159959376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243839, 487678, 731517, 975356, 1463034, 1706873, 1950712, 2926068, 3413746, 3901424, 5120619, 5852136, 6827492, 10241238, 11704272, 13654984, 20482476, 27309968, 40964952, 81929904]

約数ペア:

[(1, 81929904), (2, 40964952), (3, 27309968), (4, 20482476), (6, 13654984), (7, 11704272), (8, 10241238), (12, 6827492), (14, 5852136), (16, 5120619), (21, 3901424), (24, 3413746), (28, 2926068), (42, 1950712), (48, 1706873), (56, 1463034), (84, 975356), (112, 731517), (168, 487678), (336, 243839)]