1256319957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{81331}}^1$

素因数の和:81624

約数の個数: 16

約数和(自身を含む): 1769784320

約数和(自身を除く): 513464363

約数列:

[1, 3, 19, 57, 271, 813, 5149, 15447, 81331, 243993, 1545289, 4635867, 22040701, 66122103, 418773319, 1256319957]

約数ペア:

[(1, 1256319957), (3, 418773319), (19, 66122103), (57, 22040701), (271, 4635867), (813, 1545289), (5149, 243993), (15447, 81331)]