266958531

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4373}}^1$

素因数の和:4425

約数の個数: 64

約数和(自身を含む): 503884800

約数和(自身を除く): 236926269

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 969, 1071, 1197, 2261, 2907, 3213, 3591, 4373, 6783, 8721, 13119, 20349, 30611, 39357, 61047, 74341, 83087, 91833, 118071, 223023, 249261, 275499, 520387, 581609, 669069, 747783, 826497, 1412479, 1561161, 1744827, 2007207, 2243349, 4237437, 4683483, 5234481, 9887353, 12712311, 14050449, 15703443, 29662059, 38136933, 88986177, 266958531]

約数ペア:

[(1, 266958531), (3, 88986177), (7, 38136933), (9, 29662059), (17, 15703443), (19, 14050449), (21, 12712311), (27, 9887353), (51, 5234481), (57, 4683483), (63, 4237437), (119, 2243349), (133, 2007207), (153, 1744827), (171, 1561161), (189, 1412479), (323, 826497), (357, 747783), (399, 669069), (459, 581609), (513, 520387), (969, 275499), (1071, 249261), (1197, 223023), (2261, 118071), (2907, 91833), (3213, 83087), (3591, 74341), (4373, 61047), (6783, 39357), (8721, 30611), (13119, 20349)]