30899628

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{19961}}^1$

素因数の和:20014

約数の個数: 36

約数和(自身を含む): 79927848

約数和(自身を除く): 49028220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 19961, 39922, 59883, 79844, 119766, 179649, 239532, 359298, 718596, 858323, 1716646, 2574969, 3433292, 5149938, 7724907, 10299876, 15449814, 30899628]

約数ペア:

[(1, 30899628), (2, 15449814), (3, 10299876), (4, 7724907), (6, 5149938), (9, 3433292), (12, 2574969), (18, 1716646), (36, 858323), (43, 718596), (86, 359298), (129, 239532), (172, 179649), (258, 119766), (387, 79844), (516, 59883), (774, 39922), (1548, 19961)]