8681686209

素因数分解:

$3^2\times 7^1\times {\mathrm{6883}}^1\times {\mathrm{20021}}^1$

素因数の和:26917

約数の個数: 24

約数和(自身を含む): 14334470592

約数和(自身を除く): 5652784383

約数列:

[1, 3, 7, 9, 21, 63, 6883, 20021, 20649, 48181, 60063, 61947, 140147, 144543, 180189, 420441, 433629, 1261323, 137804543, 413413629, 964631801, 1240240887, 2893895403, 8681686209]

約数ペア:

[(1, 8681686209), (3, 2893895403), (7, 1240240887), (9, 964631801), (21, 413413629), (63, 137804543), (6883, 1261323), (20021, 433629), (20649, 420441), (48181, 180189), (60063, 144543), (61947, 140147)]