217536471

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{21221}}^1$

素因数の和:21311

約数の個数: 24

約数和(自身を含む): 337684464

約数和(自身を除く): 120147993

約数列:

[1, 3, 9, 17, 51, 67, 153, 201, 603, 1139, 3417, 10251, 21221, 63663, 190989, 360757, 1082271, 1421807, 3246813, 4265421, 12796263, 24170719, 72512157, 217536471]

約数ペア:

[(1, 217536471), (3, 72512157), (9, 24170719), (17, 12796263), (51, 4265421), (67, 3246813), (153, 1421807), (201, 1082271), (603, 360757), (1139, 190989), (3417, 63663), (10251, 21221)]