71911071

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{52223}}^1$

素因数の和:52252

約数の個数: 20

約数和(自身を含む): 113743872

約数和(自身を除く): 41832801

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 52223, 156669, 470007, 887791, 1410021, 2663373, 4230063, 7990119, 23970357, 71911071]

約数ペア:

[(1, 71911071), (3, 23970357), (9, 7990119), (17, 4230063), (27, 2663373), (51, 1410021), (81, 887791), (153, 470007), (459, 156669), (1377, 52223)]