61481378

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 55158622

約数列:

[1, 2, 7, 14, 19, 38, 49, 53, 89, 98, 106, 133, 178, 266, 343, 371, 623, 686, 742, 931, 1007, 1246, 1691, 1862, 2014, 2597, 3382, 4361, 4717, 5194, 6517, 7049, 8722, 9434, 11837, 13034, 14098, 18179, 23674, 30527, 33019, 36358, 49343, 61054, 66038, 82859, 89623, 98686, 165718, 179246, 231133, 345401, 462266, 580013, 627361, 690802, 1160026, 1254722, 1617931, 3235862, 4391527, 8783054, 30740689, 61481378]

約数ペア:

[(1, 61481378), (2, 30740689), (7, 8783054), (14, 4391527), (19, 3235862), (38, 1617931), (49, 1254722), (53, 1160026), (89, 690802), (98, 627361), (106, 580013), (133, 462266), (178, 345401), (266, 231133), (343, 179246), (371, 165718), (623, 98686), (686, 89623), (742, 82859), (931, 66038), (1007, 61054), (1246, 49343), (1691, 36358), (1862, 33019), (2014, 30527), (2597, 23674), (3382, 18179), (4361, 14098), (4717, 13034), (5194, 11837), (6517, 9434), (7049, 8722)]