397165724

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{2137}}^1$

素因数の和:2717

約数の個数: 24

約数和(自身を含む): 704000640

約数和(自身を除く): 306834916

約数列:

[1, 2, 4, 97, 194, 388, 479, 958, 1916, 2137, 4274, 8548, 46463, 92926, 185852, 207289, 414578, 829156, 1023623, 2047246, 4094492, 99291431, 198582862, 397165724]

約数ペア:

[(1, 397165724), (2, 198582862), (4, 99291431), (97, 4094492), (194, 2047246), (388, 1023623), (479, 829156), (958, 414578), (1916, 207289), (2137, 185852), (4274, 92926), (8548, 46463)]