81793611

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{70451}}^1$

素因数の和:70503

約数の個数: 16

約数和(自身を含む): 123995520

約数和(自身を除く): 42201909

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 70451, 211353, 634059, 1902177, 3029393, 9088179, 27264537, 81793611]

約数ペア:

[(1, 81793611), (3, 27264537), (9, 9088179), (27, 3029393), (43, 1902177), (129, 634059), (387, 211353), (1161, 70451)]