19184175

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 35726880

約数和(自身を除く): 16542705

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 293, 485, 675, 873, 879, 1455, 1465, 2425, 2619, 2637, 4365, 4395, 7275, 7325, 7911, 13095, 13185, 21825, 21975, 28421, 39555, 65475, 65925, 85263, 142105, 197775, 255789, 426315, 710525, 767367, 1278945, 2131575, 3836835, 6394725, 19184175]

約数ペア:

[(1, 19184175), (3, 6394725), (5, 3836835), (9, 2131575), (15, 1278945), (25, 767367), (27, 710525), (45, 426315), (75, 255789), (97, 197775), (135, 142105), (225, 85263), (291, 65925), (293, 65475), (485, 39555), (675, 28421), (873, 21975), (879, 21825), (1455, 13185), (1465, 13095), (2425, 7911), (2619, 7325), (2637, 7275), (4365, 4395)]