217221116

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{27031}}^1$

素因数の和:27090

約数の個数: 36

約数和(自身を含む): 453002256

約数和(自身を除く): 235781140

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 27031, 54062, 108124, 189217, 378434, 756868, 1108271, 1324519, 2216542, 2649038, 4433084, 5298076, 7757897, 15515794, 31031588, 54305279, 108610558, 217221116]

約数ペア:

[(1, 217221116), (2, 108610558), (4, 54305279), (7, 31031588), (14, 15515794), (28, 7757897), (41, 5298076), (49, 4433084), (82, 2649038), (98, 2216542), (164, 1324519), (196, 1108271), (287, 756868), (574, 378434), (1148, 189217), (2009, 108124), (4018, 54062), (8036, 27031)]