7111555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 9934848

約数和(自身を除く): 2823293

約数列:

[1, 5, 11, 31, 43, 55, 97, 155, 215, 341, 473, 485, 1067, 1333, 1705, 2365, 3007, 4171, 5335, 6665, 14663, 15035, 20855, 33077, 45881, 73315, 129301, 165385, 229405, 646505, 1422311, 7111555]

約数ペア:

[(1, 7111555), (5, 1422311), (11, 646505), (31, 229405), (43, 165385), (55, 129301), (97, 73315), (155, 45881), (215, 33077), (341, 20855), (473, 15035), (485, 14663), (1067, 6665), (1333, 5335), (1705, 4171), (2365, 3007)]