7345989

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 13553280

約数和(自身を除く): 6207291

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 361, 399, 969, 1071, 1083, 1197, 2261, 2527, 2907, 3249, 6137, 6783, 6859, 7581, 18411, 20349, 20577, 22743, 42959, 48013, 55233, 61731, 116603, 128877, 144039, 349809, 386631, 432117, 816221, 1049427, 2448663, 7345989]

約数ペア:

[(1, 7345989), (3, 2448663), (7, 1049427), (9, 816221), (17, 432117), (19, 386631), (21, 349809), (51, 144039), (57, 128877), (63, 116603), (119, 61731), (133, 55233), (153, 48013), (171, 42959), (323, 22743), (357, 20577), (361, 20349), (399, 18411), (969, 7581), (1071, 6859), (1083, 6783), (1197, 6137), (2261, 3249), (2527, 2907)]