4212243

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 80

約数和(自身を含む): 8363520

約数和(自身を除く): 4151277

約数列:

[1, 3, 7, 9, 17, 19, 21, 23, 27, 51, 57, 63, 69, 81, 119, 133, 153, 161, 171, 189, 207, 323, 357, 391, 399, 437, 459, 483, 513, 567, 621, 969, 1071, 1173, 1197, 1311, 1377, 1449, 1539, 1863, 2261, 2737, 2907, 3059, 3213, 3519, 3591, 3933, 4347, 6783, 7429, 8211, 8721, 9177, 9639, 10557, 10773, 11799, 13041, 20349, 22287, 24633, 26163, 27531, 31671, 35397, 52003, 61047, 66861, 73899, 82593, 156009, 183141, 200583, 221697, 247779, 468027, 601749, 1404081, 4212243]

約数ペア:

[(1, 4212243), (3, 1404081), (7, 601749), (9, 468027), (17, 247779), (19, 221697), (21, 200583), (23, 183141), (27, 156009), (51, 82593), (57, 73899), (63, 66861), (69, 61047), (81, 52003), (119, 35397), (133, 31671), (153, 27531), (161, 26163), (171, 24633), (189, 22287), (207, 20349), (323, 13041), (357, 11799), (391, 10773), (399, 10557), (437, 9639), (459, 9177), (483, 8721), (513, 8211), (567, 7429), (621, 6783), (969, 4347), (1071, 3933), (1173, 3591), (1197, 3519), (1311, 3213), (1377, 3059), (1449, 2907), (1539, 2737), (1863, 2261)]