30954879

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{1487}}^1$

素因数の和:1756

約数の個数: 20

約数和(自身を含む): 46452384

約数和(自身を除く): 15497505

約数列:

[1, 3, 9, 27, 81, 257, 771, 1487, 2313, 4461, 6939, 13383, 20817, 40149, 120447, 382159, 1146477, 3439431, 10318293, 30954879]

約数ペア:

[(1, 30954879), (3, 10318293), (9, 3439431), (27, 1146477), (81, 382159), (257, 120447), (771, 40149), (1487, 20817), (2313, 13383), (4461, 6939)]