205651642

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 359195904

約数和(自身を除く): 153544262

約数列:

[1, 2, 7, 14, 71, 142, 313, 497, 626, 661, 994, 1322, 2191, 4382, 4627, 9254, 22223, 44446, 46931, 93862, 155561, 206893, 311122, 328517, 413786, 657034, 1448251, 2896502, 14689403, 29378806, 102825821, 205651642]

約数ペア:

[(1, 205651642), (2, 102825821), (7, 29378806), (14, 14689403), (71, 2896502), (142, 1448251), (313, 657034), (497, 413786), (626, 328517), (661, 311122), (994, 206893), (1322, 155561), (2191, 93862), (4382, 46931), (4627, 44446), (9254, 22223)]