28197175

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 35997696

約数和(自身を除く): 7800521

約数列:

[1, 5, 25, 83, 107, 127, 415, 535, 635, 2075, 2675, 3175, 8881, 10541, 13589, 44405, 52705, 67945, 222025, 263525, 339725, 1127887, 5639435, 28197175]

約数ペア:

[(1, 28197175), (5, 5639435), (25, 1127887), (83, 339725), (107, 263525), (127, 222025), (415, 67945), (535, 52705), (635, 44405), (2075, 13589), (2675, 10541), (3175, 8881)]