157031105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21467}}^1$

素因数の和:21509

約数の個数: 32

約数和(自身を含む): 247311360

約数和(自身を除く): 90280255

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 7315, 21467, 107335, 150269, 236137, 407873, 751345, 1180685, 1652959, 2039365, 2855111, 4486603, 8264795, 14275555, 22433015, 31406221, 157031105]

約数ペア:

[(1, 157031105), (5, 31406221), (7, 22433015), (11, 14275555), (19, 8264795), (35, 4486603), (55, 2855111), (77, 2039365), (95, 1652959), (133, 1180685), (209, 751345), (385, 407873), (665, 236137), (1045, 150269), (1463, 107335), (7315, 21467)]