12666345

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 20951040

約数和(自身を除く): 8284695

約数列:

[1, 3, 5, 15, 61, 109, 127, 183, 305, 327, 381, 545, 635, 915, 1635, 1905, 6649, 7747, 13843, 19947, 23241, 33245, 38735, 41529, 69215, 99735, 116205, 207645, 844423, 2533269, 4222115, 12666345]

約数ペア:

[(1, 12666345), (3, 4222115), (5, 2533269), (15, 844423), (61, 207645), (109, 116205), (127, 99735), (183, 69215), (305, 41529), (327, 38735), (381, 33245), (545, 23241), (635, 19947), (915, 13843), (1635, 7747), (1905, 6649)]