40189821

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{44507}}^1$

素因数の和:44560

約数の個数: 16

約数和(自身を含む): 62667264

約数和(自身を除く): 22477443

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 44507, 133521, 311549, 934647, 1913801, 5741403, 13396607, 40189821]

約数ペア:

[(1, 40189821), (3, 13396607), (7, 5741403), (21, 1913801), (43, 934647), (129, 311549), (301, 133521), (903, 44507)]