81373192

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{248089}}^1$

素因数の和:248136

約数の個数: 16

約数和(自身を含む): 156296700

約数和(自身を除く): 74923508

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 248089, 496178, 992356, 1984712, 10171649, 20343298, 40686596, 81373192]

約数ペア:

[(1, 81373192), (2, 40686596), (4, 20343298), (8, 10171649), (41, 1984712), (82, 992356), (164, 496178), (328, 248089)]