525231

素因数分解:

$3^3\times 7^2\times {\mathrm{397}}^1$

素因数の和:420

約数の個数: 24

約数和(自身を含む): 907440

約数和(自身を除く): 382209

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 397, 441, 1191, 1323, 2779, 3573, 8337, 10719, 19453, 25011, 58359, 75033, 175077, 525231]

約数ペア:

[(1, 525231), (3, 175077), (7, 75033), (9, 58359), (21, 25011), (27, 19453), (49, 10719), (63, 8337), (147, 3573), (189, 2779), (397, 1323), (441, 1191)]