168438393

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 258339200

約数和(自身を除く): 89900807

約数列:

[1, 3, 9, 27, 37, 111, 139, 333, 417, 999, 1213, 1251, 3639, 3753, 5143, 10917, 15429, 32751, 44881, 46287, 134643, 138861, 168607, 403929, 505821, 1211787, 1517463, 4552389, 6238459, 18715377, 56146131, 168438393]

約数ペア:

[(1, 168438393), (3, 56146131), (9, 18715377), (27, 6238459), (37, 4552389), (111, 1517463), (139, 1211787), (333, 505821), (417, 403929), (999, 168607), (1213, 138861), (1251, 134643), (3639, 46287), (3753, 44881), (5143, 32751), (10917, 15429)]