189043393

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 241643520

約数和(自身を除く): 52600127

約数列:

[1, 7, 11, 71, 77, 151, 229, 497, 781, 1057, 1603, 1661, 2519, 5467, 10721, 11627, 16259, 17633, 34579, 75047, 113813, 117931, 178849, 242053, 380369, 825517, 1251943, 2455109, 2662583, 17185763, 27006199, 189043393]

約数ペア:

[(1, 189043393), (7, 27006199), (11, 17185763), (71, 2662583), (77, 2455109), (151, 1251943), (229, 825517), (497, 380369), (781, 242053), (1057, 178849), (1603, 117931), (1661, 113813), (2519, 75047), (5467, 34579), (10721, 17633), (11627, 16259)]