397450256

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{114473}}^1$

素因数の和:114519

約数の個数: 40

約数和(自身を含む): 908465664

約数和(自身を除く): 511015408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 114473, 228946, 457892, 801311, 915784, 1602622, 1831568, 3205244, 3548663, 6410488, 7097326, 12820976, 14194652, 24840641, 28389304, 49681282, 56778608, 99362564, 198725128, 397450256]

約数ペア:

[(1, 397450256), (2, 198725128), (4, 99362564), (7, 56778608), (8, 49681282), (14, 28389304), (16, 24840641), (28, 14194652), (31, 12820976), (56, 7097326), (62, 6410488), (112, 3548663), (124, 3205244), (217, 1831568), (248, 1602622), (434, 915784), (496, 801311), (868, 457892), (1736, 228946), (3472, 114473)]