2165566

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 24

約数和(自身を含む): 3623400

約数和(自身を除く): 1457834

約数列:

[1, 2, 13, 26, 43, 86, 149, 169, 298, 338, 559, 1118, 1937, 3874, 6407, 7267, 12814, 14534, 25181, 50362, 83291, 166582, 1082783, 2165566]

約数ペア:

[(1, 2165566), (2, 1082783), (13, 166582), (26, 83291), (43, 50362), (86, 25181), (149, 14534), (169, 12814), (298, 7267), (338, 6407), (559, 3874), (1118, 1937)]