254940138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20147}}^1$

素因数の和:20211

約数の個数: 48

約数和(自身を含む): 597186720

約数和(自身を除く): 342246582

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 2109, 4218, 6327, 12654, 20147, 40294, 60441, 120882, 181323, 362646, 382793, 745439, 765586, 1148379, 1490878, 2236317, 2296758, 3445137, 4472634, 6708951, 6890274, 13417902, 14163341, 28326682, 42490023, 84980046, 127470069, 254940138]

約数ペア:

[(1, 254940138), (2, 127470069), (3, 84980046), (6, 42490023), (9, 28326682), (18, 14163341), (19, 13417902), (37, 6890274), (38, 6708951), (57, 4472634), (74, 3445137), (111, 2296758), (114, 2236317), (171, 1490878), (222, 1148379), (333, 765586), (342, 745439), (666, 382793), (703, 362646), (1406, 181323), (2109, 120882), (4218, 60441), (6327, 40294), (12654, 20147)]