16191765

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 30689280

約数和(自身を除く): 14497515

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 53, 73, 93, 135, 155, 159, 219, 265, 279, 365, 465, 477, 657, 795, 837, 1095, 1395, 1431, 1643, 1971, 2263, 2385, 3285, 3869, 4185, 4929, 6789, 7155, 8215, 9855, 11315, 11607, 14787, 19345, 20367, 24645, 33945, 34821, 44361, 58035, 61101, 73935, 101835, 104463, 119939, 174105, 221805, 305505, 359817, 522315, 599695, 1079451, 1799085, 3238353, 5397255, 16191765]

約数ペア:

[(1, 16191765), (3, 5397255), (5, 3238353), (9, 1799085), (15, 1079451), (27, 599695), (31, 522315), (45, 359817), (53, 305505), (73, 221805), (93, 174105), (135, 119939), (155, 104463), (159, 101835), (219, 73935), (265, 61101), (279, 58035), (365, 44361), (465, 34821), (477, 33945), (657, 24645), (795, 20367), (837, 19345), (1095, 14787), (1395, 11607), (1431, 11315), (1643, 9855), (1971, 8215), (2263, 7155), (2385, 6789), (3285, 4929), (3869, 4185)]