74952017

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 96802560

約数和(自身を除く): 21850543

約数列:

[1, 7, 19, 31, 49, 53, 133, 217, 343, 371, 589, 931, 1007, 1519, 1643, 2401, 2597, 4123, 6517, 7049, 10633, 11501, 18179, 28861, 31217, 45619, 49343, 74431, 80507, 127253, 202027, 218519, 345401, 563549, 1414189, 1529633, 2417807, 3944843, 10707431, 74952017]

約数ペア:

[(1, 74952017), (7, 10707431), (19, 3944843), (31, 2417807), (49, 1529633), (53, 1414189), (133, 563549), (217, 345401), (343, 218519), (371, 202027), (589, 127253), (931, 80507), (1007, 74431), (1519, 49343), (1643, 45619), (2401, 31217), (2597, 28861), (4123, 18179), (6517, 11501), (7049, 10633)]