207715886

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{887}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 365713920

約数和(自身を除く): 157998034

約数列:

[1, 2, 7, 14, 43, 86, 301, 389, 602, 778, 887, 1774, 2723, 5446, 6209, 12418, 16727, 33454, 38141, 76282, 117089, 234178, 266987, 345043, 533974, 690086, 2415301, 4830602, 14836849, 29673698, 103857943, 207715886]

約数ペア:

[(1, 207715886), (2, 103857943), (7, 29673698), (14, 14836849), (43, 4830602), (86, 2415301), (301, 690086), (389, 533974), (602, 345043), (778, 266987), (887, 234178), (1774, 117089), (2723, 76282), (5446, 38141), (6209, 33454), (12418, 16727)]