13242775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5821}}^1$

素因数の和:5851

約数の個数: 24

約数和(自身を含む): 20213984

約数和(自身を除く): 6971209

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5821, 29105, 40747, 75673, 145525, 203735, 378365, 529711, 1018675, 1891825, 2648555, 13242775]

約数ペア:

[(1, 13242775), (5, 2648555), (7, 1891825), (13, 1018675), (25, 529711), (35, 378365), (65, 203735), (91, 145525), (175, 75673), (325, 40747), (455, 29105), (2275, 5821)]