1640207853

素因数分解:

$3^3\times {\mathrm{4441}}^1\times {\mathrm{13679}}^1$

素因数の和:18129

約数の個数: 16

約数和(自身を含む): 2430662400

約数和(自身を除く): 790454547

約数列:

[1, 3, 9, 27, 4441, 13323, 13679, 39969, 41037, 119907, 123111, 369333, 60748439, 182245317, 546735951, 1640207853]

約数ペア:

[(1, 1640207853), (3, 546735951), (9, 182245317), (27, 60748439), (4441, 369333), (13323, 123111), (13679, 119907), (39969, 41037)]