81490038

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{277177}}^1$

素因数の和:277196

約数の個数: 24

約数和(自身を含む): 189589752

約数和(自身を除く): 108099714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 277177, 554354, 831531, 1663062, 1940239, 3880478, 5820717, 11641434, 13581673, 27163346, 40745019, 81490038]

約数ペア:

[(1, 81490038), (2, 40745019), (3, 27163346), (6, 13581673), (7, 11641434), (14, 5820717), (21, 3880478), (42, 1940239), (49, 1663062), (98, 831531), (147, 554354), (294, 277177)]