899001

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 1400256

約数和(自身を除く): 501255

約数列:

[1, 3, 9, 23, 43, 69, 101, 129, 207, 303, 387, 909, 989, 2323, 2967, 4343, 6969, 8901, 13029, 20907, 39087, 99889, 299667, 899001]

約数ペア:

[(1, 899001), (3, 299667), (9, 99889), (23, 39087), (43, 20907), (69, 13029), (101, 8901), (129, 6969), (207, 4343), (303, 2967), (387, 2323), (909, 989)]