13663375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 19618560

約数和(自身を除く): 5955185

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 523, 1045, 1375, 2375, 2615, 5225, 5753, 9937, 13075, 26125, 28765, 49685, 65375, 109307, 143825, 248425, 546535, 719125, 1242125, 2732675, 13663375]

約数ペア:

[(1, 13663375), (5, 2732675), (11, 1242125), (19, 719125), (25, 546535), (55, 248425), (95, 143825), (125, 109307), (209, 65375), (275, 49685), (475, 28765), (523, 26125), (1045, 13075), (1375, 9937), (2375, 5753), (2615, 5225)]