69872209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 77760000

約数和(自身を除く): 7887791

約数列:

[1, 11, 89, 149, 479, 979, 1639, 5269, 13261, 42631, 71371, 145871, 468941, 785081, 6352019, 69872209]

約数ペア:

[(1, 69872209), (11, 6352019), (89, 785081), (149, 468941), (479, 145871), (979, 71371), (1639, 42631), (5269, 13261)]