1290258

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1718

約数の個数: 24

約数和(自身を含む): 2862288

約数和(自身を除く): 1572030

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 1667, 3334, 5001, 10002, 15003, 30006, 71681, 143362, 215043, 430086, 645129, 1290258]

約数ペア:

[(1, 1290258), (2, 645129), (3, 430086), (6, 215043), (9, 143362), (18, 71681), (43, 30006), (86, 15003), (129, 10002), (258, 5001), (387, 3334), (774, 1667)]