1338558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:280

約数の個数: 24

約数和(自身を含む): 2905224

約数和(自身を除く): 1566666

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 17161, 34322, 51483, 102966, 223093, 446186, 669279, 1338558]

約数ペア:

[(1, 1338558), (2, 669279), (3, 446186), (6, 223093), (13, 102966), (26, 51483), (39, 34322), (78, 17161), (131, 10218), (262, 5109), (393, 3406), (786, 1703)]