16800357

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 26763264

約数和(自身を除く): 9962907

約数列:

[1, 3, 7, 21, 31, 93, 131, 197, 217, 393, 591, 651, 917, 1379, 2751, 4061, 4137, 6107, 12183, 18321, 25807, 28427, 42749, 77421, 85281, 128247, 180649, 541947, 800017, 2400051, 5600119, 16800357]

約数ペア:

[(1, 16800357), (3, 5600119), (7, 2400051), (21, 800017), (31, 541947), (93, 180649), (131, 128247), (197, 85281), (217, 77421), (393, 42749), (591, 28427), (651, 25807), (917, 18321), (1379, 12183), (2751, 6107), (4061, 4137)]