123171205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1439}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 167961600

約数和(自身を除く): 44790395

約数列:

[1, 5, 17, 19, 53, 85, 95, 265, 323, 901, 1007, 1439, 1615, 4505, 5035, 7195, 17119, 24463, 27341, 76267, 85595, 122315, 136705, 381335, 464797, 1296539, 1449073, 2323985, 6482695, 7245365, 24634241, 123171205]

約数ペア:

[(1, 123171205), (5, 24634241), (17, 7245365), (19, 6482695), (53, 2323985), (85, 1449073), (95, 1296539), (265, 464797), (323, 381335), (901, 136705), (1007, 122315), (1439, 85595), (1615, 76267), (4505, 27341), (5035, 24463), (7195, 17119)]