7856475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 14463360

約数和(自身を除く): 6606885

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 107, 165, 267, 275, 321, 445, 535, 825, 979, 1177, 1335, 1605, 2225, 2675, 2937, 3531, 4895, 5885, 6675, 8025, 9523, 14685, 17655, 24475, 28569, 29425, 47615, 73425, 88275, 104753, 142845, 238075, 314259, 523765, 714225, 1571295, 2618825, 7856475]

約数ペア:

[(1, 7856475), (3, 2618825), (5, 1571295), (11, 714225), (15, 523765), (25, 314259), (33, 238075), (55, 142845), (75, 104753), (89, 88275), (107, 73425), (165, 47615), (267, 29425), (275, 28569), (321, 24475), (445, 17655), (535, 14685), (825, 9523), (979, 8025), (1177, 6675), (1335, 5885), (1605, 4895), (2225, 3531), (2675, 2937)]