249965617

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 287629056

約数和(自身を除く): 37663439

約数列:

[1, 11, 31, 61, 197, 341, 671, 1891, 2167, 3721, 6107, 12017, 20801, 40931, 67177, 115351, 132187, 372527, 733037, 1268861, 4097797, 8063407, 22724147, 249965617]

約数ペア:

[(1, 249965617), (11, 22724147), (31, 8063407), (61, 4097797), (197, 1268861), (341, 733037), (671, 372527), (1891, 132187), (2167, 115351), (3721, 67177), (6107, 40931), (12017, 20801)]