651667761

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{101839}}^1$

素因数の和:101930

約数の個数: 20

約数和(自身を含む): 985811200

約数和(自身を除く): 334143439

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 101839, 305517, 916551, 2749653, 8045281, 8248959, 24135843, 72407529, 217222587, 651667761]

約数ペア:

[(1, 651667761), (3, 217222587), (9, 72407529), (27, 24135843), (79, 8248959), (81, 8045281), (237, 2749653), (711, 916551), (2133, 305517), (6399, 101839)]