12198025

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 17699264

約数和(自身を除く): 5501239

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 1621, 7525, 8105, 11347, 40525, 56735, 69703, 283675, 348515, 487921, 1742575, 2439605, 12198025]

約数ペア:

[(1, 12198025), (5, 2439605), (7, 1742575), (25, 487921), (35, 348515), (43, 283675), (175, 69703), (215, 56735), (301, 40525), (1075, 11347), (1505, 8105), (1621, 7525)]