1321294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 2162160

約数和(自身を除く): 840866

約数列:

[1, 2, 13, 26, 89, 178, 571, 1142, 1157, 2314, 7423, 14846, 50819, 101638, 660647, 1321294]

約数ペア:

[(1, 1321294), (2, 660647), (13, 101638), (26, 50819), (89, 14846), (178, 7423), (571, 2314), (1142, 1157)]