210833975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40351}}^1$

素因数の和:40391

約数の個数: 24

約数和(自身を含む): 300218880

約数和(自身を除く): 89384905

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 40351, 201755, 443861, 766669, 1008775, 2219305, 3833345, 8433359, 11096525, 19166725, 42166795, 210833975]

約数ペア:

[(1, 210833975), (5, 42166795), (11, 19166725), (19, 11096525), (25, 8433359), (55, 3833345), (95, 2219305), (209, 1008775), (275, 766669), (475, 443861), (1045, 201755), (5225, 40351)]