31793985

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5477}}^1$

素因数の和:5534

約数の個数: 32

約数和(自身を含む): 57847680

約数和(自身を除く): 26053695

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5477, 5805, 16431, 27385, 49293, 82155, 147879, 235511, 246465, 706533, 739395, 1177555, 2119599, 3532665, 6358797, 10597995, 31793985]

約数ペア:

[(1, 31793985), (3, 10597995), (5, 6358797), (9, 3532665), (15, 2119599), (27, 1177555), (43, 739395), (45, 706533), (129, 246465), (135, 235511), (215, 147879), (387, 82155), (645, 49293), (1161, 27385), (1935, 16431), (5477, 5805)]