67171878

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 154131120

約数和(自身を除く): 86959242

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 197, 342, 394, 591, 997, 1182, 1773, 1994, 2991, 3546, 3743, 5982, 7486, 8973, 11229, 17946, 18943, 22458, 33687, 37886, 56829, 67374, 113658, 170487, 196409, 340974, 392818, 589227, 1178454, 1767681, 3535362, 3731771, 7463542, 11195313, 22390626, 33585939, 67171878]

約数ペア:

[(1, 67171878), (2, 33585939), (3, 22390626), (6, 11195313), (9, 7463542), (18, 3731771), (19, 3535362), (38, 1767681), (57, 1178454), (114, 589227), (171, 392818), (197, 340974), (342, 196409), (394, 170487), (591, 113658), (997, 67374), (1182, 56829), (1773, 37886), (1994, 33687), (2991, 22458), (3546, 18943), (3743, 17946), (5982, 11229), (7486, 8973)]