161396543

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 219055104

約数和(自身を除く): 57658561

約数列:

[1, 7, 11, 23, 47, 49, 77, 161, 253, 277, 329, 517, 539, 1081, 1127, 1771, 1939, 2303, 3047, 3619, 6371, 7567, 11891, 12397, 13019, 13573, 21329, 25333, 44597, 52969, 70081, 83237, 91133, 143209, 149303, 299437, 312179, 490567, 582659, 637931, 1002463, 2096059, 3293807, 3433969, 7017241, 14672413, 23056649, 161396543]

約数ペア:

[(1, 161396543), (7, 23056649), (11, 14672413), (23, 7017241), (47, 3433969), (49, 3293807), (77, 2096059), (161, 1002463), (253, 637931), (277, 582659), (329, 490567), (517, 312179), (539, 299437), (1081, 149303), (1127, 143209), (1771, 91133), (1939, 83237), (2303, 70081), (3047, 52969), (3619, 44597), (6371, 25333), (7567, 21329), (11891, 13573), (12397, 13019)]