219992805

素因数分解:

$3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{7603}}^1$

素因数の和:8257

約数の個数: 24

約数和(自身を含む): 381964128

約数和(自身を除く): 161971323

約数列:

[1, 3, 5, 9, 15, 45, 643, 1929, 3215, 5787, 7603, 9645, 22809, 28935, 38015, 68427, 114045, 342135, 4888729, 14666187, 24443645, 43998561, 73330935, 219992805]

約数ペア:

[(1, 219992805), (3, 73330935), (5, 43998561), (9, 24443645), (15, 14666187), (45, 4888729), (643, 342135), (1929, 114045), (3215, 68427), (5787, 38015), (7603, 28935), (9645, 22809)]