12211425

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 22816000

約数和(自身を除く): 10604575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 229, 237, 395, 675, 687, 711, 1145, 1185, 1975, 2061, 2133, 3435, 3555, 5725, 5925, 6183, 10305, 10665, 17175, 17775, 18091, 30915, 51525, 53325, 54273, 90455, 154575, 162819, 271365, 452275, 488457, 814095, 1356825, 2442285, 4070475, 12211425]

約数ペア:

[(1, 12211425), (3, 4070475), (5, 2442285), (9, 1356825), (15, 814095), (25, 488457), (27, 452275), (45, 271365), (75, 162819), (79, 154575), (135, 90455), (225, 54273), (229, 53325), (237, 51525), (395, 30915), (675, 18091), (687, 17775), (711, 17175), (1145, 10665), (1185, 10305), (1975, 6183), (2061, 5925), (2133, 5725), (3435, 3555)]