200868913

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 246984192

約数和(自身を除く): 46115279

約数列:

[1, 7, 23, 61, 113, 161, 181, 427, 791, 1267, 1403, 2599, 4163, 6893, 9821, 11041, 18193, 20453, 29141, 48251, 77287, 143171, 158539, 253943, 470419, 1109773, 1247633, 1777601, 3292933, 8733431, 28695559, 200868913]

約数ペア:

[(1, 200868913), (7, 28695559), (23, 8733431), (61, 3292933), (113, 1777601), (161, 1247633), (181, 1109773), (427, 470419), (791, 253943), (1267, 158539), (1403, 143171), (2599, 77287), (4163, 48251), (6893, 29141), (9821, 20453), (11041, 18193)]