397140352

素因数分解:

$2^7\times 7^1\times {\mathrm{443237}}^1$

素因数の和:443258

約数の個数: 32

約数和(自身を含む): 904205520

約数和(自身を除く): 507065168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 443237, 886474, 1772948, 3102659, 3545896, 6205318, 7091792, 12410636, 14183584, 24821272, 28367168, 49642544, 56734336, 99285088, 198570176, 397140352]

約数ペア:

[(1, 397140352), (2, 198570176), (4, 99285088), (7, 56734336), (8, 49642544), (14, 28367168), (16, 24821272), (28, 14183584), (32, 12410636), (56, 7091792), (64, 6205318), (112, 3545896), (128, 3102659), (224, 1772948), (448, 886474), (896, 443237)]