156931778156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{21172663}}^1$

素因数の和:21172793

約数の個数: 24

約数和(自身を含む): 293453123040

約数和(自身を除く): 136521344884

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 7412, 21172663, 42345326, 84690652, 359935271, 719870542, 1439741084, 2307820267, 4615640534, 9231281068, 39232944539, 78465889078, 156931778156]

約数ペア:

[(1, 156931778156), (2, 78465889078), (4, 39232944539), (17, 9231281068), (34, 4615640534), (68, 2307820267), (109, 1439741084), (218, 719870542), (436, 359935271), (1853, 84690652), (3706, 42345326), (7412, 21172663)]