40556781

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29453}}^1$

素因数の和:29482

約数の個数: 20

約数和(自身を含む): 64150812

約数和(自身を除く): 23594031

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 29453, 88359, 265077, 500701, 795231, 1502103, 2385693, 4506309, 13518927, 40556781]

約数ペア:

[(1, 40556781), (3, 13518927), (9, 4506309), (17, 2385693), (27, 1502103), (51, 795231), (81, 500701), (153, 265077), (459, 88359), (1377, 29453)]