12111855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 23242752

約数和(自身を除く): 11130897

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 61, 93, 105, 155, 183, 217, 305, 427, 465, 651, 915, 1085, 1281, 1891, 2135, 3255, 3721, 5673, 6405, 9455, 11163, 13237, 18605, 26047, 28365, 39711, 55815, 66185, 78141, 115351, 130235, 198555, 346053, 390705, 576755, 807457, 1730265, 2422371, 4037285, 12111855]

約数ペア:

[(1, 12111855), (3, 4037285), (5, 2422371), (7, 1730265), (15, 807457), (21, 576755), (31, 390705), (35, 346053), (61, 198555), (93, 130235), (105, 115351), (155, 78141), (183, 66185), (217, 55815), (305, 39711), (427, 28365), (465, 26047), (651, 18605), (915, 13237), (1085, 11163), (1281, 9455), (1891, 6405), (2135, 5673), (3255, 3721)]