18046197

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 30558528

約数和(自身を除く): 12512331

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 211, 221, 387, 559, 633, 663, 731, 1677, 1899, 1989, 2193, 2743, 3587, 5031, 6579, 8229, 9073, 9503, 10761, 24687, 27219, 28509, 32283, 46631, 81657, 85527, 117949, 139893, 154241, 353847, 419679, 462723, 1061541, 1388169, 2005133, 6015399, 18046197]

約数ペア:

[(1, 18046197), (3, 6015399), (9, 2005133), (13, 1388169), (17, 1061541), (39, 462723), (43, 419679), (51, 353847), (117, 154241), (129, 139893), (153, 117949), (211, 85527), (221, 81657), (387, 46631), (559, 32283), (633, 28509), (663, 27219), (731, 24687), (1677, 10761), (1899, 9503), (1989, 9073), (2193, 8229), (2743, 6579), (3587, 5031)]