11989647

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 7018353

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 449, 621, 989, 1161, 1347, 2967, 4041, 8901, 10327, 12123, 19307, 26703, 30981, 57921, 92943, 173763, 278829, 444061, 521289, 1332183, 3996549, 11989647]

約数ペア:

[(1, 11989647), (3, 3996549), (9, 1332183), (23, 521289), (27, 444061), (43, 278829), (69, 173763), (129, 92943), (207, 57921), (387, 30981), (449, 26703), (621, 19307), (989, 12123), (1161, 10327), (1347, 8901), (2967, 4041)]