2487519

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 3830112

約数和(自身を除く): 1342593

約数列:

[1, 3, 9, 23, 61, 69, 183, 197, 207, 549, 591, 1403, 1773, 4209, 4531, 12017, 12627, 13593, 36051, 40779, 108153, 276391, 829173, 2487519]

約数ペア:

[(1, 2487519), (3, 829173), (9, 276391), (23, 108153), (61, 40779), (69, 36051), (183, 13593), (197, 12627), (207, 12017), (549, 4531), (591, 4209), (1403, 1773)]