42067755

素因数分解:

$3^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 75898944

約数和(自身を除く): 33831189

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 241, 405, 431, 723, 1205, 1293, 2155, 2169, 3615, 3879, 6465, 6507, 10845, 11637, 19395, 19521, 32535, 34911, 58185, 97605, 103871, 174555, 311613, 519355, 934839, 1558065, 2804517, 4674195, 8413551, 14022585, 42067755]

約数ペア:

[(1, 42067755), (3, 14022585), (5, 8413551), (9, 4674195), (15, 2804517), (27, 1558065), (45, 934839), (81, 519355), (135, 311613), (241, 174555), (405, 103871), (431, 97605), (723, 58185), (1205, 34911), (1293, 32535), (2155, 19521), (2169, 19395), (3615, 11637), (3879, 10845), (6465, 6507)]