399934472

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{32911}}^1$

素因数の和:32962

約数の個数: 48

約数和(自身を含む): 900472320

約数和(自身を除く): 500537848

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 3038, 6076, 12152, 32911, 65822, 131644, 230377, 263288, 460754, 921508, 1020241, 1612639, 1843016, 2040482, 3225278, 4080964, 6450556, 7141687, 8161928, 12901112, 14283374, 28566748, 49991809, 57133496, 99983618, 199967236, 399934472]

約数ペア:

[(1, 399934472), (2, 199967236), (4, 99983618), (7, 57133496), (8, 49991809), (14, 28566748), (28, 14283374), (31, 12901112), (49, 8161928), (56, 7141687), (62, 6450556), (98, 4080964), (124, 3225278), (196, 2040482), (217, 1843016), (248, 1612639), (392, 1020241), (434, 921508), (868, 460754), (1519, 263288), (1736, 230377), (3038, 131644), (6076, 65822), (12152, 32911)]