28402634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19497526

約数列:

[1, 2, 13, 26, 31, 62, 131, 262, 269, 403, 538, 806, 1703, 3406, 3497, 4061, 6994, 8122, 8339, 16678, 35239, 52793, 70478, 105586, 108407, 216814, 458107, 916214, 1092409, 2184818, 14201317, 28402634]

約数ペア:

[(1, 28402634), (2, 14201317), (13, 2184818), (26, 1092409), (31, 916214), (62, 458107), (131, 216814), (262, 108407), (269, 105586), (403, 70478), (538, 52793), (806, 35239), (1703, 16678), (3406, 8339), (3497, 8122), (4061, 6994)]