129343844

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{21893}}^1$

素因数の和:22115

約数の個数: 24

約数和(自身を含む): 259925568

約数和(自身を除く): 130581724

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 5908, 21893, 43786, 87572, 153251, 306502, 613004, 4619423, 9238846, 18477692, 32335961, 64671922, 129343844]

約数ペア:

[(1, 129343844), (2, 64671922), (4, 32335961), (7, 18477692), (14, 9238846), (28, 4619423), (211, 613004), (422, 306502), (844, 153251), (1477, 87572), (2954, 43786), (5908, 21893)]