289479938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{130279}}^1$

素因数の和:130393

約数の個数: 16

約数和(自身を含む): 478388160

約数和(自身を除く): 188908222

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 130279, 260558, 1433069, 2866138, 13158179, 26316358, 144739969, 289479938]

約数ペア:

[(1, 289479938), (2, 144739969), (11, 26316358), (22, 13158179), (101, 2866138), (202, 1433069), (1111, 260558), (2222, 130279)]