199331316

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{128767}}^1$

素因数の和:128820

約数の個数: 36

約数和(自身を含む): 515587072

約数和(自身を除く): 316255756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 128767, 257534, 386301, 515068, 772602, 1158903, 1545204, 2317806, 4635612, 5536981, 11073962, 16610943, 22147924, 33221886, 49832829, 66443772, 99665658, 199331316]

約数ペア:

[(1, 199331316), (2, 99665658), (3, 66443772), (4, 49832829), (6, 33221886), (9, 22147924), (12, 16610943), (18, 11073962), (36, 5536981), (43, 4635612), (86, 2317806), (129, 1545204), (172, 1158903), (258, 772602), (387, 515068), (516, 386301), (774, 257534), (1548, 128767)]