23381001

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 20855799

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 383, 399, 459, 513, 969, 1071, 1149, 1197, 2261, 2681, 2907, 3213, 3447, 3591, 6511, 6783, 7277, 8043, 8721, 10341, 19533, 20349, 21831, 24129, 45577, 50939, 58599, 61047, 65493, 72387, 123709, 136731, 152817, 175797, 196479, 371127, 410193, 458451, 865963, 1113381, 1230579, 1375353, 2597889, 3340143, 7793667, 23381001]

約数ペア:

[(1, 23381001), (3, 7793667), (7, 3340143), (9, 2597889), (17, 1375353), (19, 1230579), (21, 1113381), (27, 865963), (51, 458451), (57, 410193), (63, 371127), (119, 196479), (133, 175797), (153, 152817), (171, 136731), (189, 123709), (323, 72387), (357, 65493), (383, 61047), (399, 58599), (459, 50939), (513, 45577), (969, 24129), (1071, 21831), (1149, 20349), (1197, 19533), (2261, 10341), (2681, 8721), (2907, 8043), (3213, 7277), (3447, 6783), (3591, 6511)]