1309724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 2504880

約数和(自身を除く): 1195156

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 283, 356, 566, 1132, 1157, 2314, 3679, 4628, 7358, 14716, 25187, 50374, 100748, 327431, 654862, 1309724]

約数ペア:

[(1, 1309724), (2, 654862), (4, 327431), (13, 100748), (26, 50374), (52, 25187), (89, 14716), (178, 7358), (283, 4628), (356, 3679), (566, 2314), (1132, 1157)]