2247657579

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{390829}}^1$

素因数の和:390912

約数の個数: 20

約数和(自身を含む): 3404910960

約数和(自身を除く): 1157253381

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 390829, 1172487, 3517461, 10552383, 27748859, 31657149, 83246577, 249739731, 749219193, 2247657579]

約数ペア:

[(1, 2247657579), (3, 749219193), (9, 249739731), (27, 83246577), (71, 31657149), (81, 27748859), (213, 10552383), (639, 3517461), (1917, 1172487), (5751, 390829)]