81702274

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1\times {\mathrm{1409}}^1$

素因数の和:1857

約数の個数: 16

約数和(自身を含む): 124531200

約数和(自身を除く): 42828926

約数列:

[1, 2, 79, 158, 367, 734, 1409, 2818, 28993, 57986, 111311, 222622, 517103, 1034206, 40851137, 81702274]

約数ペア:

[(1, 81702274), (2, 40851137), (79, 1034206), (158, 517103), (367, 222622), (734, 111311), (1409, 57986), (2818, 28993)]