81798298

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{10687}}^1$

素因数の和:10821

約数の個数: 16

約数和(自身を含む): 126973440

約数和(自身を除く): 45175142

約数列:

[1, 2, 43, 86, 89, 178, 3827, 7654, 10687, 21374, 459541, 919082, 951143, 1902286, 40899149, 81798298]

約数ペア:

[(1, 81798298), (2, 40899149), (43, 1902286), (86, 951143), (89, 919082), (178, 459541), (3827, 21374), (7654, 10687)]