64487727

素因数分解:

$3^2\times {\mathrm{457}}^1\times {\mathrm{15679}}^1$

素因数の和:16142

約数の個数: 12

約数和(自身を含む): 93358720

約数和(自身を除く): 28870993

約数列:

[1, 3, 9, 457, 1371, 4113, 15679, 47037, 141111, 7165303, 21495909, 64487727]

約数ペア:

[(1, 64487727), (3, 21495909), (9, 7165303), (457, 141111), (1371, 47037), (4113, 15679)]