218712143

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3319}}^1$

素因数の和:3506

約数の個数: 16

約数和(自身を含む): 243741120

約数和(自身を除く): 25028977

約数列:

[1, 13, 37, 137, 481, 1781, 3319, 5069, 43147, 65897, 122803, 454703, 1596439, 5911139, 16824011, 218712143]

約数ペア:

[(1, 218712143), (13, 16824011), (37, 5911139), (137, 1596439), (481, 454703), (1781, 122803), (3319, 65897), (5069, 43147)]