85696785

素因数分解:

$3^4\times 5^1\times {\mathrm{211597}}^1$

素因数の和:211614

約数の個数: 20

約数和(自身を含む): 153620148

約数和(自身を除く): 67923363

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 211597, 634791, 1057985, 1904373, 3173955, 5713119, 9521865, 17139357, 28565595, 85696785]

約数ペア:

[(1, 85696785), (3, 28565595), (5, 17139357), (9, 9521865), (15, 5713119), (27, 3173955), (45, 1904373), (81, 1057985), (135, 634791), (405, 211597)]