60720219

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 111385600

約数和(自身を除く): 50665381

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 333, 399, 457, 513, 703, 777, 999, 1197, 1371, 2109, 2331, 3199, 3591, 4113, 4921, 6327, 6993, 8683, 9597, 12339, 14763, 16909, 18981, 26049, 28791, 44289, 50727, 60781, 78147, 86373, 118363, 132867, 152181, 182343, 234441, 321271, 355089, 456543, 547029, 963813, 1065267, 1641087, 2248897, 2891439, 3195801, 6746691, 8674317, 20240073, 60720219]

約数ペア:

[(1, 60720219), (3, 20240073), (7, 8674317), (9, 6746691), (19, 3195801), (21, 2891439), (27, 2248897), (37, 1641087), (57, 1065267), (63, 963813), (111, 547029), (133, 456543), (171, 355089), (189, 321271), (259, 234441), (333, 182343), (399, 152181), (457, 132867), (513, 118363), (703, 86373), (777, 78147), (999, 60781), (1197, 50727), (1371, 44289), (2109, 28791), (2331, 26049), (3199, 18981), (3591, 16909), (4113, 14763), (4921, 12339), (6327, 9597), (6993, 8683)]