163989784

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{15173}}^1$

素因数の和:15379

約数の個数: 32

約数和(自身を含む): 353250720

約数和(自身を除く): 189260936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2702, 5404, 10808, 15173, 30346, 60692, 106211, 121384, 212422, 424844, 849688, 2928389, 5856778, 11713556, 20498723, 23427112, 40997446, 81994892, 163989784]

約数ペア:

[(1, 163989784), (2, 81994892), (4, 40997446), (7, 23427112), (8, 20498723), (14, 11713556), (28, 5856778), (56, 2928389), (193, 849688), (386, 424844), (772, 212422), (1351, 121384), (1544, 106211), (2702, 60692), (5404, 30346), (10808, 15173)]