27390265

素因数分解:

$5^1\times 7^3\times {\mathrm{15971}}^1$

素因数の和:15997

約数の個数: 16

約数和(自身を含む): 38332800

約数和(自身を除く): 10942535

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 15971, 79855, 111797, 558985, 782579, 3912895, 5478053, 27390265]

約数ペア:

[(1, 27390265), (5, 5478053), (7, 3912895), (35, 782579), (49, 558985), (245, 111797), (343, 79855), (1715, 15971)]