27289815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 51414912

約数和(自身を除く): 24125097

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 107, 147, 245, 321, 347, 535, 735, 749, 1041, 1605, 1735, 2247, 2429, 3745, 5205, 5243, 7287, 11235, 12145, 15729, 17003, 26215, 36435, 37129, 51009, 78645, 85015, 111387, 185645, 255045, 259903, 556935, 779709, 1299515, 1819321, 3898545, 5457963, 9096605, 27289815]

約数ペア:

[(1, 27289815), (3, 9096605), (5, 5457963), (7, 3898545), (15, 1819321), (21, 1299515), (35, 779709), (49, 556935), (105, 259903), (107, 255045), (147, 185645), (245, 111387), (321, 85015), (347, 78645), (535, 51009), (735, 37129), (749, 36435), (1041, 26215), (1605, 17003), (1735, 15729), (2247, 12145), (2429, 11235), (3745, 7287), (5205, 5243)]