2809107

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2029293

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 167, 189, 267, 501, 623, 801, 1169, 1503, 1869, 2403, 3507, 4509, 5607, 10521, 14863, 16821, 31563, 44589, 104041, 133767, 312123, 401301, 936369, 2809107]

約数ペア:

[(1, 2809107), (3, 936369), (7, 401301), (9, 312123), (21, 133767), (27, 104041), (63, 44589), (89, 31563), (167, 16821), (189, 14863), (267, 10521), (501, 5607), (623, 4509), (801, 3507), (1169, 2403), (1503, 1869)]