28395172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7691}}^1$

素因数の和:7779

約数の個数: 24

約数和(自身を含む): 54274752

約数和(自身を除く): 25879580

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 7691, 15382, 30764, 99983, 199966, 399932, 546061, 1092122, 2184244, 7098793, 14197586, 28395172]

約数ペア:

[(1, 28395172), (2, 14197586), (4, 7098793), (13, 2184244), (26, 1092122), (52, 546061), (71, 399932), (142, 199966), (284, 99983), (923, 30764), (1846, 15382), (3692, 7691)]