223178674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 359251200

約数和(自身を除く): 136072526

約数列:

[1, 2, 19, 38, 107, 131, 214, 262, 419, 838, 2033, 2489, 4066, 4978, 7961, 14017, 15922, 28034, 44833, 54889, 89666, 109778, 266323, 532646, 851827, 1042891, 1703654, 2085782, 5873123, 11746246, 111589337, 223178674]

約数ペア:

[(1, 223178674), (2, 111589337), (19, 11746246), (38, 5873123), (107, 2085782), (131, 1703654), (214, 1042891), (262, 851827), (419, 532646), (838, 266323), (2033, 109778), (2489, 89666), (4066, 54889), (4978, 44833), (7961, 28034), (14017, 15922)]