12880485

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 23230080

約数和(自身を除く): 10349595

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1307, 1971, 3285, 3921, 6535, 9855, 11763, 19605, 35289, 58815, 95411, 176445, 286233, 477055, 858699, 1431165, 2576097, 4293495, 12880485]

約数ペア:

[(1, 12880485), (3, 4293495), (5, 2576097), (9, 1431165), (15, 858699), (27, 477055), (45, 286233), (73, 176445), (135, 95411), (219, 58815), (365, 35289), (657, 19605), (1095, 11763), (1307, 9855), (1971, 6535), (3285, 3921)]