25090317

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 48090240

約数和(自身を除く): 22999923

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 81, 119, 133, 137, 153, 171, 189, 323, 357, 399, 411, 459, 513, 567, 959, 969, 1071, 1197, 1233, 1377, 1539, 2261, 2329, 2603, 2877, 2907, 3213, 3591, 3699, 6783, 6987, 7809, 8631, 8721, 9639, 10773, 11097, 16303, 18221, 20349, 20961, 23427, 25893, 26163, 44251, 48909, 54663, 61047, 62883, 70281, 77679, 132753, 146727, 163989, 183141, 188649, 210843, 309757, 398259, 440181, 491967, 929271, 1194777, 1320543, 1475901, 2787813, 3584331, 8363439, 25090317]

約数ペア:

[(1, 25090317), (3, 8363439), (7, 3584331), (9, 2787813), (17, 1475901), (19, 1320543), (21, 1194777), (27, 929271), (51, 491967), (57, 440181), (63, 398259), (81, 309757), (119, 210843), (133, 188649), (137, 183141), (153, 163989), (171, 146727), (189, 132753), (323, 77679), (357, 70281), (399, 62883), (411, 61047), (459, 54663), (513, 48909), (567, 44251), (959, 26163), (969, 25893), (1071, 23427), (1197, 20961), (1233, 20349), (1377, 18221), (1539, 16303), (2261, 11097), (2329, 10773), (2603, 9639), (2877, 8721), (2907, 8631), (3213, 7809), (3591, 6987), (3699, 6783)]