84008589

素因数分解:

$3^1\times 7^4\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 133103520

約数和(自身を除く): 49094931

約数列:

[1, 3, 7, 21, 49, 107, 109, 147, 321, 327, 343, 749, 763, 1029, 2247, 2289, 2401, 5243, 5341, 7203, 11663, 15729, 16023, 34989, 36701, 37387, 81641, 110103, 112161, 244923, 256907, 261709, 571487, 770721, 785127, 1714461, 4000409, 12001227, 28002863, 84008589]

約数ペア:

[(1, 84008589), (3, 28002863), (7, 12001227), (21, 4000409), (49, 1714461), (107, 785127), (109, 770721), (147, 571487), (321, 261709), (327, 256907), (343, 244923), (749, 112161), (763, 110103), (1029, 81641), (2247, 37387), (2289, 36701), (2401, 34989), (5243, 16023), (5341, 15729), (7203, 11663)]