1978712512

素因数分解:

$2^6\times 7^2\times {\mathrm{630967}}^1$

素因数の和:630993

約数の個数: 42

約数和(自身を含む): 4567577352

約数和(自身を除く): 2588864840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 630967, 1261934, 2523868, 4416769, 5047736, 8833538, 10095472, 17667076, 20190944, 30917383, 35334152, 40381888, 61834766, 70668304, 123669532, 141336608, 247339064, 282673216, 494678128, 989356256, 1978712512]

約数ペア:

[(1, 1978712512), (2, 989356256), (4, 494678128), (7, 282673216), (8, 247339064), (14, 141336608), (16, 123669532), (28, 70668304), (32, 61834766), (49, 40381888), (56, 35334152), (64, 30917383), (98, 20190944), (112, 17667076), (196, 10095472), (224, 8833538), (392, 5047736), (448, 4416769), (784, 2523868), (1568, 1261934), (3136, 630967)]