140257468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{141961}}^1$

素因数の和:141997

約数の個数: 24

約数和(自身を含む): 278245520

約数和(自身を除く): 137988052

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 141961, 283922, 567844, 1845493, 2697259, 3690986, 5394518, 7381972, 10789036, 35064367, 70128734, 140257468]

約数ペア:

[(1, 140257468), (2, 70128734), (4, 35064367), (13, 10789036), (19, 7381972), (26, 5394518), (38, 3690986), (52, 2697259), (76, 1845493), (247, 567844), (494, 283922), (988, 141961)]