27920709

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 43103840

約数和(自身を除く): 15183131

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 2437, 3819, 7311, 11457, 21933, 46303, 138909, 163279, 416727, 489837, 1469511, 3102301, 9306903, 27920709]

約数ペア:

[(1, 27920709), (3, 9306903), (9, 3102301), (19, 1469511), (57, 489837), (67, 416727), (171, 163279), (201, 138909), (603, 46303), (1273, 21933), (2437, 11457), (3819, 7311)]