256202331

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{158443}}^1$

素因数の和:158471

約数の個数: 24

約数和(自身を含む): 433502784

約数和(自身を除く): 177300453

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 158443, 475329, 1109101, 1742873, 3327303, 5228619, 7763707, 12200111, 23291121, 36600333, 85400777, 256202331]

約数ペア:

[(1, 256202331), (3, 85400777), (7, 36600333), (11, 23291121), (21, 12200111), (33, 7763707), (49, 5228619), (77, 3327303), (147, 1742873), (231, 1109101), (539, 475329), (1617, 158443)]