238335981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8693}}^1$

素因数の和:8765

約数の個数: 32

約数和(自身を含む): 370016640

約数和(自身を除く): 131680659

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 481, 703, 741, 1443, 2109, 8693, 9139, 26079, 27417, 113009, 165167, 321641, 339027, 495501, 964923, 2147171, 4181333, 6111179, 6441513, 12543999, 18333537, 79445327, 238335981]

約数ペア:

[(1, 238335981), (3, 79445327), (13, 18333537), (19, 12543999), (37, 6441513), (39, 6111179), (57, 4181333), (111, 2147171), (247, 964923), (481, 495501), (703, 339027), (741, 321641), (1443, 165167), (2109, 113009), (8693, 27417), (9139, 26079)]