680486398

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 1070941824

約数和(自身を除く): 390455426

約数列:

[1, 2, 47, 53, 94, 106, 137, 274, 997, 1994, 2491, 4982, 6439, 7261, 12878, 14522, 46859, 52841, 93718, 105682, 136589, 273178, 341267, 682534, 2483527, 4967054, 6419683, 7239217, 12839366, 14478434, 340243199, 680486398]

約数ペア:

[(1, 680486398), (2, 340243199), (47, 14478434), (53, 12839366), (94, 7239217), (106, 6419683), (137, 4967054), (274, 2483527), (997, 682534), (1994, 341267), (2491, 273178), (4982, 136589), (6439, 105682), (7261, 93718), (12878, 52841), (14522, 46859)]