72671319

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6373}}^1$

素因数の和:6567

約数の個数: 24

約数和(自身を含む): 120647072

約数和(自身を除く): 47975753

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 6373, 11403, 19119, 44611, 57357, 133833, 401499, 1153513, 3460539, 8074591, 10381617, 24223773, 72671319]

約数ペア:

[(1, 72671319), (3, 24223773), (7, 10381617), (9, 8074591), (21, 3460539), (63, 1153513), (181, 401499), (543, 133833), (1267, 57357), (1629, 44611), (3801, 19119), (6373, 11403)]