128487425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9941}}^1$

素因数の和:10009

約数の個数: 24

約数和(自身を含む): 177524352

約数和(自身を除く): 49036927

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 2585, 9941, 12925, 49705, 109351, 248525, 467227, 546755, 2336135, 2733775, 5139497, 11680675, 25697485, 128487425]

約数ペア:

[(1, 128487425), (5, 25697485), (11, 11680675), (25, 5139497), (47, 2733775), (55, 2336135), (235, 546755), (275, 467227), (517, 248525), (1175, 109351), (2585, 49705), (9941, 12925)]