51904881

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3003

約数の個数: 40

約数和(自身を含む): 91503104

約数和(自身を除く): 39598223

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 2953, 5859, 8859, 17577, 20671, 26577, 62013, 79731, 91543, 186039, 239193, 274629, 558117, 640801, 823887, 1674351, 1922403, 2471661, 5767209, 7414983, 17301627, 51904881]

約数ペア:

[(1, 51904881), (3, 17301627), (7, 7414983), (9, 5767209), (21, 2471661), (27, 1922403), (31, 1674351), (63, 823887), (81, 640801), (93, 558117), (189, 274629), (217, 239193), (279, 186039), (567, 91543), (651, 79731), (837, 62013), (1953, 26577), (2511, 20671), (2953, 17577), (5859, 8859)]