30212613

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 18

約数和(自身を含む): 44753202

約数和(自身を除く): 14540589

約数列:

[1, 3, 9, 41, 123, 369, 1681, 1997, 5043, 5991, 15129, 17973, 81877, 245631, 736893, 3356957, 10070871, 30212613]

約数ペア:

[(1, 30212613), (3, 10070871), (9, 3356957), (41, 736893), (123, 245631), (369, 81877), (1681, 17973), (1997, 15129), (5043, 5991)]