680346

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 1552320

約数和(自身を除く): 871974

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 293, 387, 586, 774, 879, 1161, 1758, 2322, 2637, 5274, 7911, 12599, 15822, 25198, 37797, 75594, 113391, 226782, 340173, 680346]

約数ペア:

[(1, 680346), (2, 340173), (3, 226782), (6, 113391), (9, 75594), (18, 37797), (27, 25198), (43, 15822), (54, 12599), (86, 7911), (129, 5274), (258, 2637), (293, 2322), (387, 1758), (586, 1161), (774, 879)]