42865551

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 68705280

約数和(自身を除く): 25839729

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 1269, 1987, 2397, 5961, 7191, 17883, 21573, 33779, 53649, 93389, 101337, 280167, 304011, 840501, 912033, 1587613, 2521503, 4762839, 14288517, 42865551]

約数ペア:

[(1, 42865551), (3, 14288517), (9, 4762839), (17, 2521503), (27, 1587613), (47, 912033), (51, 840501), (141, 304011), (153, 280167), (423, 101337), (459, 93389), (799, 53649), (1269, 33779), (1987, 21573), (2397, 17883), (5961, 7191)]