1281036128

素因数分解:

$2^5\times {\mathrm{389}}^1\times {\mathrm{102911}}^1$

素因数の和:103310

約数の個数: 24

約数和(自身を含む): 2528547840

約数和(自身を除く): 1247511712

約数列:

[1, 2, 4, 8, 16, 32, 389, 778, 1556, 3112, 6224, 12448, 102911, 205822, 411644, 823288, 1646576, 3293152, 40032379, 80064758, 160129516, 320259032, 640518064, 1281036128]

約数ペア:

[(1, 1281036128), (2, 640518064), (4, 320259032), (8, 160129516), (16, 80064758), (32, 40032379), (389, 3293152), (778, 1646576), (1556, 823288), (3112, 411644), (6224, 205822), (12448, 102911)]