39689487

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 61387200

約数和(自身を除く): 21697713

約数列:

[1, 3, 9, 27, 29, 87, 173, 261, 293, 519, 783, 879, 1557, 2637, 4671, 5017, 7911, 8497, 15051, 25491, 45153, 50689, 76473, 135459, 152067, 229419, 456201, 1368603, 1469981, 4409943, 13229829, 39689487]

約数ペア:

[(1, 39689487), (3, 13229829), (9, 4409943), (27, 1469981), (29, 1368603), (87, 456201), (173, 229419), (261, 152067), (293, 135459), (519, 76473), (783, 50689), (879, 45153), (1557, 25491), (2637, 15051), (4671, 8497), (5017, 7911)]