128501037

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55127}}^1$

素因数の和:55177

約数の個数: 24

約数和(自身を含む): 217865856

約数和(自身を除く): 89364819

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 55127, 165381, 385889, 496143, 1157667, 2039699, 3473001, 6119097, 14277893, 18357291, 42833679, 128501037]

約数ペア:

[(1, 128501037), (3, 42833679), (7, 18357291), (9, 14277893), (21, 6119097), (37, 3473001), (63, 2039699), (111, 1157667), (259, 496143), (333, 385889), (777, 165381), (2331, 55127)]