9908975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 13511040

約数和(自身を除く): 3602065

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 907, 2185, 4535, 10925, 17233, 20861, 22675, 86165, 104305, 396359, 430825, 521525, 1981795, 9908975]

約数ペア:

[(1, 9908975), (5, 1981795), (19, 521525), (23, 430825), (25, 396359), (95, 104305), (115, 86165), (437, 22675), (475, 20861), (575, 17233), (907, 10925), (2185, 4535)]