209989724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{14177}}^1$

素因数の和:14234

約数の個数: 36

約数和(自身を含む): 439064304

約数和(自身を除く): 229074580

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 2116, 3703, 7406, 14177, 14812, 28354, 56708, 99239, 198478, 326071, 396956, 652142, 1304284, 2282497, 4564994, 7499633, 9129988, 14999266, 29998532, 52497431, 104994862, 209989724]

約数ペア:

[(1, 209989724), (2, 104994862), (4, 52497431), (7, 29998532), (14, 14999266), (23, 9129988), (28, 7499633), (46, 4564994), (92, 2282497), (161, 1304284), (322, 652142), (529, 396956), (644, 326071), (1058, 198478), (2116, 99239), (3703, 56708), (7406, 28354), (14177, 14812)]