258090903

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{132151}}^1$

素因数の和:132195

約数の個数: 24

約数和(自身を含む): 439801856

約数和(自身を除く): 181710953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 132151, 396453, 925057, 1189359, 2775171, 4096681, 8325513, 12290043, 28676767, 36870129, 86030301, 258090903]

約数ペア:

[(1, 258090903), (3, 86030301), (7, 36870129), (9, 28676767), (21, 12290043), (31, 8325513), (63, 4096681), (93, 2775171), (217, 1189359), (279, 925057), (651, 396453), (1953, 132151)]