71721666

素因数分解:

$2^1\times 3^3\times {\mathrm{1328179}}^1$

素因数の和:1328190

約数の個数: 16

約数和(自身を含む): 159381600

約数和(自身を除く): 87659934

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1328179, 2656358, 3984537, 7969074, 11953611, 23907222, 35860833, 71721666]

約数ペア:

[(1, 71721666), (2, 35860833), (3, 23907222), (6, 11953611), (9, 7969074), (18, 3984537), (27, 2656358), (54, 1328179)]