81488778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{3547}}^1$

素因数の和:4106

約数の個数: 32

約数和(自身を含む): 186653184

約数和(自身を除く): 105164406

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 547, 1094, 1641, 3282, 3547, 3829, 7094, 7658, 10641, 11487, 21282, 22974, 24829, 49658, 74487, 148974, 1940209, 3880418, 5820627, 11641254, 13581463, 27162926, 40744389, 81488778]

約数ペア:

[(1, 81488778), (2, 40744389), (3, 27162926), (6, 13581463), (7, 11641254), (14, 5820627), (21, 3880418), (42, 1940209), (547, 148974), (1094, 74487), (1641, 49658), (3282, 24829), (3547, 22974), (3829, 21282), (7094, 11487), (7658, 10641)]