210819081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7507}}^1$

素因数の和:7581

約数の個数: 32

約数和(自身を含む): 328670208

約数和(自身を除く): 117851127

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 759, 851, 1221, 2553, 7507, 9361, 22521, 28083, 82577, 172661, 247731, 277759, 517983, 833277, 1899271, 3055349, 5697813, 6388457, 9166047, 19165371, 70273027, 210819081]

約数ペア:

[(1, 210819081), (3, 70273027), (11, 19165371), (23, 9166047), (33, 6388457), (37, 5697813), (69, 3055349), (111, 1899271), (253, 833277), (407, 517983), (759, 277759), (851, 247731), (1221, 172661), (2553, 82577), (7507, 28083), (9361, 22521)]