1385216

素因数分解:

$2^8\times 7^1\times {\mathrm{773}}^1$

素因数の和:796

約数の個数: 36

約数和(自身を含む): 3164112

約数和(自身を除く): 1778896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 773, 896, 1546, 1792, 3092, 5411, 6184, 10822, 12368, 21644, 24736, 43288, 49472, 86576, 98944, 173152, 197888, 346304, 692608, 1385216]

約数ペア:

[(1, 1385216), (2, 692608), (4, 346304), (7, 197888), (8, 173152), (14, 98944), (16, 86576), (28, 49472), (32, 43288), (56, 24736), (64, 21644), (112, 12368), (128, 10822), (224, 6184), (256, 5411), (448, 3092), (773, 1792), (896, 1546)]