210974654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4357}}^1$

素因数の和:4472

約数の個数: 32

約数和(自身を含む): 361469952

約数和(自身を除く): 150495298

約数列:

[1, 2, 11, 22, 31, 62, 71, 142, 341, 682, 781, 1562, 2201, 4357, 4402, 8714, 24211, 47927, 48422, 95854, 135067, 270134, 309347, 618694, 1485737, 2971474, 3402817, 6805634, 9589757, 19179514, 105487327, 210974654]

約数ペア:

[(1, 210974654), (2, 105487327), (11, 19179514), (22, 9589757), (31, 6805634), (62, 3402817), (71, 2971474), (142, 1485737), (341, 618694), (682, 309347), (781, 270134), (1562, 135067), (2201, 95854), (4357, 48422), (4402, 47927), (8714, 24211)]