51788121

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 88099200

約数和(自身を除く): 36311079

約数列:

[1, 3, 7, 11, 21, 33, 77, 89, 121, 229, 231, 267, 363, 623, 687, 847, 979, 1603, 1869, 2519, 2541, 2937, 4809, 6853, 7557, 10769, 17633, 20381, 20559, 27709, 32307, 52899, 61143, 75383, 83127, 142667, 193963, 224191, 226149, 428001, 581889, 672573, 1569337, 2466101, 4708011, 7398303, 17262707, 51788121]

約数ペア:

[(1, 51788121), (3, 17262707), (7, 7398303), (11, 4708011), (21, 2466101), (33, 1569337), (77, 672573), (89, 581889), (121, 428001), (229, 226149), (231, 224191), (267, 193963), (363, 142667), (623, 83127), (687, 75383), (847, 61143), (979, 52899), (1603, 32307), (1869, 27709), (2519, 20559), (2541, 20381), (2937, 17633), (4809, 10769), (6853, 7557)]