12247245

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 21405696

約数和(自身を除く): 9158451

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2143, 5715, 6429, 10715, 19287, 32145, 96435, 272161, 816483, 1360805, 2449449, 4082415, 12247245]

約数ペア:

[(1, 12247245), (3, 4082415), (5, 2449449), (9, 1360805), (15, 816483), (45, 272161), (127, 96435), (381, 32145), (635, 19287), (1143, 10715), (1905, 6429), (2143, 5715)]