81574838

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:1151

約数の個数: 16

約数和(自身を含む): 123532080

約数和(自身を除く): 41957242

約数列:

[1, 2, 229, 277, 458, 554, 643, 1286, 63433, 126866, 147247, 178111, 294494, 356222, 40787419, 81574838]

約数ペア:

[(1, 81574838), (2, 40787419), (229, 356222), (277, 294494), (458, 178111), (554, 147247), (643, 126866), (1286, 63433)]