138862521

素因数分解:

$3^2\times 7^3\times {\mathrm{44983}}^1$

素因数の和:45010

約数の個数: 24

約数和(自身を含む): 233916800

約数和(自身を除く): 95054279

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 44983, 134949, 314881, 404847, 944643, 2204167, 2833929, 6612501, 15429169, 19837503, 46287507, 138862521]

約数ペア:

[(1, 138862521), (3, 46287507), (7, 19837503), (9, 15429169), (21, 6612501), (49, 2833929), (63, 2204167), (147, 944643), (343, 404847), (441, 314881), (1029, 134949), (3087, 44983)]