172680813

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{8501}}^1$

素因数の和:8605

約数の個数: 24

約数和(自身を含む): 260399256

約数和(自身を除く): 87718443

約数列:

[1, 3, 9, 37, 61, 111, 183, 333, 549, 2257, 6771, 8501, 20313, 25503, 76509, 314537, 518561, 943611, 1555683, 2830833, 4667049, 19186757, 57560271, 172680813]

約数ペア:

[(1, 172680813), (3, 57560271), (9, 19186757), (37, 4667049), (61, 2830833), (111, 1555683), (183, 943611), (333, 518561), (549, 314537), (2257, 76509), (6771, 25503), (8501, 20313)]