210975369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 317813760

約数和(自身を除く): 106838391

約数列:

[1, 3, 11, 33, 37, 111, 131, 393, 407, 1221, 1319, 1441, 3957, 4323, 4847, 14509, 14541, 43527, 48803, 53317, 146409, 159951, 172789, 518367, 536833, 1610499, 1900679, 5702037, 6393193, 19179579, 70325123, 210975369]

約数ペア:

[(1, 210975369), (3, 70325123), (11, 19179579), (33, 6393193), (37, 5702037), (111, 1900679), (131, 1610499), (393, 536833), (407, 518367), (1221, 172789), (1319, 159951), (1441, 146409), (3957, 53317), (4323, 48803), (4847, 43527), (14509, 14541)]