27791337

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 44587008

約数和(自身を除く): 16795671

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 353, 483, 489, 1059, 1141, 2471, 3423, 3749, 7413, 8119, 11247, 24357, 26243, 56833, 57539, 78729, 170499, 172617, 402773, 1208319, 1323397, 3970191, 9263779, 27791337]

約数ペア:

[(1, 27791337), (3, 9263779), (7, 3970191), (21, 1323397), (23, 1208319), (69, 402773), (161, 172617), (163, 170499), (353, 78729), (483, 57539), (489, 56833), (1059, 26243), (1141, 24357), (2471, 11247), (3423, 8119), (3749, 7413)]