206918406

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 455289120

約数和(自身を除く): 248370714

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 263, 327, 401, 526, 654, 789, 802, 981, 1203, 1578, 1962, 2367, 2406, 3609, 4734, 7218, 28667, 43709, 57334, 86001, 87418, 105463, 131127, 172002, 210926, 258003, 262254, 316389, 393381, 516006, 632778, 786762, 949167, 1898334, 11495467, 22990934, 34486401, 68972802, 103459203, 206918406]

約数ペア:

[(1, 206918406), (2, 103459203), (3, 68972802), (6, 34486401), (9, 22990934), (18, 11495467), (109, 1898334), (218, 949167), (263, 786762), (327, 632778), (401, 516006), (526, 393381), (654, 316389), (789, 262254), (802, 258003), (981, 210926), (1203, 172002), (1578, 131127), (1962, 105463), (2367, 87418), (2406, 86001), (3609, 57334), (4734, 43709), (7218, 28667)]