890243704

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{691183}}^1$

素因数の和:691219

約数の個数: 32

約数和(自身を含む): 1990609920

約数和(自身を除く): 1100366216

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 691183, 1382366, 2764732, 4838281, 5529464, 9676562, 15897209, 19353124, 31794418, 38706248, 63588836, 111280463, 127177672, 222560926, 445121852, 890243704]

約数ペア:

[(1, 890243704), (2, 445121852), (4, 222560926), (7, 127177672), (8, 111280463), (14, 63588836), (23, 38706248), (28, 31794418), (46, 19353124), (56, 15897209), (92, 9676562), (161, 5529464), (184, 4838281), (322, 2764732), (644, 1382366), (1288, 691183)]