257043636

素因数分解:

$2^2\times 3^2\times {\mathrm{7140101}}^1$

素因数の和:7140111

約数の個数: 18

約数和(自身を含む): 649749282

約数和(自身を除く): 392705646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7140101, 14280202, 21420303, 28560404, 42840606, 64260909, 85681212, 128521818, 257043636]

約数ペア:

[(1, 257043636), (2, 128521818), (3, 85681212), (4, 64260909), (6, 42840606), (9, 28560404), (12, 21420303), (18, 14280202), (36, 7140101)]