31131315

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4643}}^1$

素因数の和:4803

約数の個数: 24

約数和(自身を含む): 54334800

約数和(自身を除く): 23203485

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 4643, 6705, 13929, 23215, 41787, 69645, 208935, 691807, 2075421, 3459035, 6226263, 10377105, 31131315]

約数ペア:

[(1, 31131315), (3, 10377105), (5, 6226263), (9, 3459035), (15, 2075421), (45, 691807), (149, 208935), (447, 69645), (745, 41787), (1341, 23215), (2235, 13929), (4643, 6705)]