16661043

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 29952000

約数和(自身を除く): 13290957

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 449, 589, 651, 1197, 1347, 1767, 1953, 3143, 4041, 4123, 5301, 8531, 9429, 12369, 13919, 25593, 28287, 37107, 41757, 59717, 76779, 97433, 125271, 179151, 264461, 292299, 537453, 793383, 876897, 1851227, 2380149, 5553681, 16661043]

約数ペア:

[(1, 16661043), (3, 5553681), (7, 2380149), (9, 1851227), (19, 876897), (21, 793383), (31, 537453), (57, 292299), (63, 264461), (93, 179151), (133, 125271), (171, 97433), (217, 76779), (279, 59717), (399, 41757), (449, 37107), (589, 28287), (651, 25593), (1197, 13919), (1347, 12369), (1767, 9429), (1953, 8531), (3143, 5301), (4041, 4123)]