31415272

素因数分解:

$2^3\times 7^2\times {\mathrm{80141}}^1$

素因数の和:80161

約数の個数: 24

約数和(自身を含む): 68521410

約数和(自身を除く): 37106138

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 80141, 160282, 320564, 560987, 641128, 1121974, 2243948, 3926909, 4487896, 7853818, 15707636, 31415272]

約数ペア:

[(1, 31415272), (2, 15707636), (4, 7853818), (7, 4487896), (8, 3926909), (14, 2243948), (28, 1121974), (49, 641128), (56, 560987), (98, 320564), (196, 160282), (392, 80141)]