207940173

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{30097}}^1$

素因数の和:30161

約数の個数: 24

約数和(自身を含む): 329392512

約数和(自身を除く): 121452339

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 30097, 90291, 210679, 632037, 1414559, 1474753, 4243677, 4424259, 9901913, 29705739, 69313391, 207940173]

約数ペア:

[(1, 207940173), (3, 69313391), (7, 29705739), (21, 9901913), (47, 4424259), (49, 4243677), (141, 1474753), (147, 1414559), (329, 632037), (987, 210679), (2303, 90291), (6909, 30097)]