287621379

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{5233}}^1$

素因数の和:5467

約数の個数: 24

約数和(自身を含む): 431114112

約数和(自身を除く): 143492733

約数列:

[1, 3, 9, 31, 93, 197, 279, 591, 1773, 5233, 6107, 15699, 18321, 47097, 54963, 162223, 486669, 1030901, 1460007, 3092703, 9278109, 31957931, 95873793, 287621379]

約数ペア:

[(1, 287621379), (3, 95873793), (9, 31957931), (31, 9278109), (93, 3092703), (197, 1460007), (279, 1030901), (591, 486669), (1773, 162223), (5233, 54963), (6107, 47097), (15699, 18321)]