4978017

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 8386752

約数和(自身を除く): 3408735

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 151, 297, 333, 407, 453, 891, 999, 1221, 1359, 1661, 2997, 3663, 4077, 4983, 5587, 10989, 12231, 14949, 16761, 32967, 44847, 50283, 61457, 134541, 150849, 184371, 452547, 553113, 1659339, 4978017]

約数ペア:

[(1, 4978017), (3, 1659339), (9, 553113), (11, 452547), (27, 184371), (33, 150849), (37, 134541), (81, 61457), (99, 50283), (111, 44847), (151, 32967), (297, 16761), (333, 14949), (407, 12231), (453, 10989), (891, 5587), (999, 4983), (1221, 4077), (1359, 3663), (1661, 2997)]