28157612

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1901}}^1$

素因数の和:1958

約数の個数: 36

約数和(自身を含む): 58901136

約数和(自身を除く): 30743524

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 1901, 2116, 3703, 3802, 7406, 7604, 13307, 14812, 26614, 43723, 53228, 87446, 174892, 306061, 612122, 1005629, 1224244, 2011258, 4022516, 7039403, 14078806, 28157612]

約数ペア:

[(1, 28157612), (2, 14078806), (4, 7039403), (7, 4022516), (14, 2011258), (23, 1224244), (28, 1005629), (46, 612122), (92, 306061), (161, 174892), (322, 87446), (529, 53228), (644, 43723), (1058, 26614), (1901, 14812), (2116, 13307), (3703, 7604), (3802, 7406)]