3920250879

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{107791}}^1$

素因数の和:108252

約数の個数: 20

約数和(自身を含む): 5869274400

約数和(自身を除く): 1949023521

約数列:

[1, 3, 9, 27, 81, 449, 1347, 4041, 12123, 36369, 107791, 323373, 970119, 2910357, 8731071, 48398159, 145194477, 435583431, 1306750293, 3920250879]

約数ペア:

[(1, 3920250879), (3, 1306750293), (9, 435583431), (27, 145194477), (81, 48398159), (449, 8731071), (1347, 2910357), (4041, 970119), (12123, 323373), (36369, 107791)]