81428498

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{8849}}^1$

素因数の和:9001

約数の個数: 16

約数和(自身を含む): 126165600

約数和(自身を除く): 44737102

約数列:

[1, 2, 43, 86, 107, 214, 4601, 8849, 9202, 17698, 380507, 761014, 946843, 1893686, 40714249, 81428498]

約数ペア:

[(1, 81428498), (2, 40714249), (43, 1893686), (86, 946843), (107, 761014), (214, 380507), (4601, 17698), (8849, 9202)]