42489927

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{11161}}^1$

素因数の和:11220

約数の個数: 20

約数和(自身を含む): 64828896

約数和(自身を除く): 22338969

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 11161, 33483, 100449, 301347, 524567, 904041, 1573701, 4721103, 14163309, 42489927]

約数ペア:

[(1, 42489927), (3, 14163309), (9, 4721103), (27, 1573701), (47, 904041), (81, 524567), (141, 301347), (423, 100449), (1269, 33483), (3807, 11161)]