163565811

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{87797}}^1$

素因数の和:87832

約数の個数: 20

約数和(自身を含む): 254965392

約数和(自身を除く): 91399581

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 87797, 263391, 790173, 2019331, 2370519, 6057993, 7111557, 18173979, 54521937, 163565811]

約数ペア:

[(1, 163565811), (3, 54521937), (9, 18173979), (23, 7111557), (27, 6057993), (69, 2370519), (81, 2019331), (207, 790173), (621, 263391), (1863, 87797)]