665280771

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{51971}}^1$

素因数の和:52242

約数の個数: 16

約数和(自身を含む): 942979968

約数和(自身を除く): 277699197

約数列:

[1, 3, 17, 51, 251, 753, 4267, 12801, 51971, 155913, 883507, 2650521, 13044721, 39134163, 221760257, 665280771]

約数ペア:

[(1, 665280771), (3, 221760257), (17, 39134163), (51, 13044721), (251, 2650521), (753, 883507), (4267, 155913), (12801, 51971)]