205802007

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{1553}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 277283328

約数和(自身を除く): 71481321

約数列:

[1, 3, 163, 271, 489, 813, 1553, 4659, 44173, 132519, 253139, 420863, 759417, 1262589, 68600669, 205802007]

約数ペア:

[(1, 205802007), (3, 68600669), (163, 1262589), (271, 759417), (489, 420863), (813, 253139), (1553, 132519), (4659, 44173)]