1320392021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61819}}^1$

素因数の和:61916

約数の個数: 16

約数和(自身を含む): 1495549440

約数和(自身を除く): 175157419

約数列:

[1, 13, 31, 53, 403, 689, 1643, 21359, 61819, 803647, 1916389, 3276407, 24913057, 42593291, 101568617, 1320392021]

約数ペア:

[(1, 1320392021), (13, 101568617), (31, 42593291), (53, 24913057), (403, 3276407), (689, 1916389), (1643, 803647), (21359, 61819)]