287484964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{77867}}^1$

素因数の和:77955

約数の個数: 24

約数和(自身を含む): 549436608

約数和(自身を除く): 261951644

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 77867, 155734, 311468, 1012271, 2024542, 4049084, 5528557, 11057114, 22114228, 71871241, 143742482, 287484964]

約数ペア:

[(1, 287484964), (2, 143742482), (4, 71871241), (13, 22114228), (26, 11057114), (52, 5528557), (71, 4049084), (142, 2024542), (284, 1012271), (923, 311468), (1846, 155734), (3692, 77867)]