200819409

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 311101440

約数和(自身を除く): 110282031

約数列:

[1, 3, 7, 21, 103, 227, 309, 409, 681, 721, 1227, 1589, 2163, 2863, 4767, 8589, 23381, 42127, 70143, 92843, 126381, 163667, 278529, 294889, 491001, 649901, 884667, 1949703, 9562829, 28688487, 66939803, 200819409]

約数ペア:

[(1, 200819409), (3, 66939803), (7, 28688487), (21, 9562829), (103, 1949703), (227, 884667), (309, 649901), (409, 491001), (681, 294889), (721, 278529), (1227, 163667), (1589, 126381), (2163, 92843), (2863, 70143), (4767, 42127), (8589, 23381)]