1688489992

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{135209}}^1$

素因数の和:135445

約数の個数: 32

約数和(自身を含む): 3634444800

約数和(自身を除く): 1945954808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 12488, 135209, 270418, 540836, 946463, 1081672, 1892926, 3785852, 7571704, 30151607, 60303214, 120606428, 211061249, 241212856, 422122498, 844244996, 1688489992]

約数ペア:

[(1, 1688489992), (2, 844244996), (4, 422122498), (7, 241212856), (8, 211061249), (14, 120606428), (28, 60303214), (56, 30151607), (223, 7571704), (446, 3785852), (892, 1892926), (1561, 1081672), (1784, 946463), (3122, 540836), (6244, 270418), (12488, 135209)]