2013756981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{220589}}^1$

素因数の和:220788

約数の個数: 16

約数和(自身を含む): 2858846400

約数和(自身を除く): 845089419

約数列:

[1, 3, 17, 51, 179, 537, 3043, 9129, 220589, 661767, 3750013, 11250039, 39485431, 118456293, 671252327, 2013756981]

約数ペア:

[(1, 2013756981), (3, 671252327), (17, 118456293), (51, 39485431), (179, 11250039), (537, 3750013), (3043, 661767), (9129, 220589)]