15444891

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 33177600

約数和(自身を除く): 17732709

約数列:

[1, 3, 7, 9, 11, 17, 19, 21, 23, 27, 33, 51, 57, 63, 69, 77, 99, 119, 133, 153, 161, 171, 187, 189, 207, 209, 231, 253, 297, 323, 357, 391, 399, 437, 459, 483, 513, 561, 621, 627, 693, 759, 969, 1071, 1173, 1197, 1309, 1311, 1449, 1463, 1683, 1771, 1881, 2079, 2261, 2277, 2737, 2907, 3059, 3213, 3519, 3553, 3591, 3927, 3933, 4301, 4347, 4389, 4807, 5049, 5313, 5643, 6783, 6831, 7429, 8211, 8721, 9177, 10557, 10659, 11781, 11799, 12903, 13167, 14421, 15939, 20349, 22287, 24633, 24871, 27531, 30107, 31977, 33649, 35343, 38709, 39501, 43263, 47817, 52003, 61047, 66861, 73899, 74613, 81719, 82593, 90321, 95931, 100947, 116127, 129789, 156009, 200583, 223839, 245157, 270963, 302841, 468027, 572033, 671517, 735471, 812889, 908523, 1404081, 1716099, 2206413, 5148297, 15444891]

約数ペア:

[(1, 15444891), (3, 5148297), (7, 2206413), (9, 1716099), (11, 1404081), (17, 908523), (19, 812889), (21, 735471), (23, 671517), (27, 572033), (33, 468027), (51, 302841), (57, 270963), (63, 245157), (69, 223839), (77, 200583), (99, 156009), (119, 129789), (133, 116127), (153, 100947), (161, 95931), (171, 90321), (187, 82593), (189, 81719), (207, 74613), (209, 73899), (231, 66861), (253, 61047), (297, 52003), (323, 47817), (357, 43263), (391, 39501), (399, 38709), (437, 35343), (459, 33649), (483, 31977), (513, 30107), (561, 27531), (621, 24871), (627, 24633), (693, 22287), (759, 20349), (969, 15939), (1071, 14421), (1173, 13167), (1197, 12903), (1309, 11799), (1311, 11781), (1449, 10659), (1463, 10557), (1683, 9177), (1771, 8721), (1881, 8211), (2079, 7429), (2261, 6831), (2277, 6783), (2737, 5643), (2907, 5313), (3059, 5049), (3213, 4807), (3519, 4389), (3553, 4347), (3591, 4301), (3927, 3933)]