247403990

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{26921}}^1$

素因数の和:27847

約数の個数: 16

約数和(自身を含む): 445828320

約数和(自身を除く): 198424330

約数列:

[1, 2, 5, 10, 919, 1838, 4595, 9190, 26921, 53842, 134605, 269210, 24740399, 49480798, 123701995, 247403990]

約数ペア:

[(1, 247403990), (2, 123701995), (5, 49480798), (10, 24740399), (919, 269210), (1838, 134605), (4595, 53842), (9190, 26921)]