2815821

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 4333056

約数和(自身を除く): 1517235

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 223, 549, 669, 1403, 2007, 4209, 5129, 12627, 13603, 15387, 40809, 46161, 122427, 312869, 938607, 2815821]

約数ペア:

[(1, 2815821), (3, 938607), (9, 312869), (23, 122427), (61, 46161), (69, 40809), (183, 15387), (207, 13603), (223, 12627), (549, 5129), (669, 4209), (1403, 2007)]