249997407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1\times {\mathrm{4049}}^1$

素因数の和:5934

約数の個数: 16

約数和(自身を含む): 363916800

約数和(自身を除く): 113919393

約数列:

[1, 3, 11, 33, 1871, 4049, 5613, 12147, 20581, 44539, 61743, 133617, 7575679, 22727037, 83332469, 249997407]

約数ペア:

[(1, 249997407), (3, 83332469), (11, 22727037), (33, 7575679), (1871, 133617), (4049, 61743), (5613, 44539), (12147, 20581)]