31479868

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{4001}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 63199584

約数和(自身を除く): 31719716

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 4001, 7868, 8002, 16004, 28007, 56014, 112028, 1124281, 2248562, 4497124, 7869967, 15739934, 31479868]

約数ペア:

[(1, 31479868), (2, 15739934), (4, 7869967), (7, 4497124), (14, 2248562), (28, 1124281), (281, 112028), (562, 56014), (1124, 28007), (1967, 16004), (3934, 8002), (4001, 7868)]