137608947

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{6599}}^1$

素因数の和:6943

約数の個数: 24

約数和(自身を含む): 227884800

約数和(自身を除く): 90275853

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 6599, 6951, 19797, 20853, 46193, 59391, 138579, 415737, 2184269, 6552807, 15289883, 19658421, 45869649, 137608947]

約数ペア:

[(1, 137608947), (3, 45869649), (7, 19658421), (9, 15289883), (21, 6552807), (63, 2184269), (331, 415737), (993, 138579), (2317, 59391), (2979, 46193), (6599, 20853), (6951, 19797)]