394142208

素因数分解:

$2^9\times 3^1\times {\mathrm{256603}}^1$

素因数の和:256624

約数の個数: 40

約数和(自身を含む): 1050023568

約数和(自身を除く): 655881360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 256603, 513206, 769809, 1026412, 1539618, 2052824, 3079236, 4105648, 6158472, 8211296, 12316944, 16422592, 24633888, 32845184, 49267776, 65690368, 98535552, 131380736, 197071104, 394142208]

約数ペア:

[(1, 394142208), (2, 197071104), (3, 131380736), (4, 98535552), (6, 65690368), (8, 49267776), (12, 32845184), (16, 24633888), (24, 16422592), (32, 12316944), (48, 8211296), (64, 6158472), (96, 4105648), (128, 3079236), (192, 2052824), (256, 1539618), (384, 1026412), (512, 769809), (768, 513206), (1536, 256603)]