388443648

素因数分解:

$2^9\times 3^1\times {\mathrm{252893}}^1$

素因数の和:252914

約数の個数: 40

約数和(自身を含む): 1034842248

約数和(自身を除く): 646398600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 252893, 505786, 758679, 1011572, 1517358, 2023144, 3034716, 4046288, 6069432, 8092576, 12138864, 16185152, 24277728, 32370304, 48555456, 64740608, 97110912, 129481216, 194221824, 388443648]

約数ペア:

[(1, 388443648), (2, 194221824), (3, 129481216), (4, 97110912), (6, 64740608), (8, 48555456), (12, 32370304), (16, 24277728), (24, 16185152), (32, 12138864), (48, 8092576), (64, 6069432), (96, 4046288), (128, 3034716), (192, 2023144), (256, 1517358), (384, 1011572), (512, 758679), (768, 505786), (1536, 252893)]