1785321

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 28

約数和(自身を含む): 2798080

約数和(自身を除く): 1012759

約数列:

[1, 3, 9, 27, 31, 79, 81, 93, 237, 243, 279, 711, 729, 837, 2133, 2449, 2511, 6399, 7347, 7533, 19197, 22041, 22599, 57591, 66123, 198369, 595107, 1785321]

約数ペア:

[(1, 1785321), (3, 595107), (9, 198369), (27, 66123), (31, 57591), (79, 22599), (81, 22041), (93, 19197), (237, 7533), (243, 7347), (279, 6399), (711, 2511), (729, 2449), (837, 2133)]