397124497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 505128960

約数和(自身を除く): 108004463

約数列:

[1, 7, 11, 77, 89, 167, 347, 623, 979, 1169, 1837, 2429, 3817, 6853, 12859, 14863, 26719, 30883, 57949, 104041, 163493, 216181, 339713, 405643, 637439, 1144451, 2377991, 4462073, 5157461, 36102227, 56732071, 397124497]

約数ペア:

[(1, 397124497), (7, 56732071), (11, 36102227), (77, 5157461), (89, 4462073), (167, 2377991), (347, 1144451), (623, 637439), (979, 405643), (1169, 339713), (1837, 216181), (2429, 163493), (3817, 104041), (6853, 57949), (12859, 30883), (14863, 26719)]