15519357

素因数分解:

$3^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 26856192

約数和(自身を除く): 11336835

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 271, 303, 567, 707, 813, 909, 1897, 2121, 2439, 2727, 5691, 6363, 7317, 8181, 17073, 19089, 21951, 27371, 51219, 57267, 82113, 153657, 191597, 246339, 574791, 739017, 1724373, 2217051, 5173119, 15519357]

約数ペア:

[(1, 15519357), (3, 5173119), (7, 2217051), (9, 1724373), (21, 739017), (27, 574791), (63, 246339), (81, 191597), (101, 153657), (189, 82113), (271, 57267), (303, 51219), (567, 27371), (707, 21951), (813, 19089), (909, 17073), (1897, 8181), (2121, 7317), (2439, 6363), (2727, 5691)]