3944745

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1789}}^1$

素因数の和:1814

約数の個数: 36

約数和(自身を含む): 7958340

約数和(自身を除く): 4013595

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1789, 2205, 5367, 8945, 12523, 16101, 26835, 37569, 62615, 80505, 87661, 112707, 187845, 262983, 438305, 563535, 788949, 1314915, 3944745]

約数ペア:

[(1, 3944745), (3, 1314915), (5, 788949), (7, 563535), (9, 438305), (15, 262983), (21, 187845), (35, 112707), (45, 87661), (49, 80505), (63, 62615), (105, 37569), (147, 26835), (245, 16101), (315, 12523), (441, 8945), (735, 5367), (1789, 2205)]