397777128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{2367721}}^1$

素因数の和:2367737

約数の個数: 32

約数和(自身を含む): 1136506560

約数和(自身を除く): 738729432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 2367721, 4735442, 7103163, 9470884, 14206326, 16574047, 18941768, 28412652, 33148094, 49722141, 56825304, 66296188, 99444282, 132592376, 198888564, 397777128]

約数ペア:

[(1, 397777128), (2, 198888564), (3, 132592376), (4, 99444282), (6, 66296188), (7, 56825304), (8, 49722141), (12, 33148094), (14, 28412652), (21, 18941768), (24, 16574047), (28, 14206326), (42, 9470884), (56, 7103163), (84, 4735442), (168, 2367721)]