206876205

素因数分解:

$3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{4639}}^1$

素因数の和:5641

約数の個数: 24

約数和(自身を含む): 359024640

約数和(自身を除く): 152148435

約数列:

[1, 3, 5, 9, 15, 45, 991, 2973, 4639, 4955, 8919, 13917, 14865, 23195, 41751, 44595, 69585, 208755, 4597249, 13791747, 22986245, 41375241, 68958735, 206876205]

約数ペア:

[(1, 206876205), (3, 68958735), (5, 41375241), (9, 22986245), (15, 13791747), (45, 4597249), (991, 208755), (2973, 69585), (4639, 44595), (4955, 41751), (8919, 23195), (13917, 14865)]