201821403

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4323

約数の個数: 32

約数和(自身を含む): 320702976

約数和(自身を除く): 118881573

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 2279, 4217, 6837, 12651, 15953, 29519, 47859, 88557, 181331, 223501, 543993, 670503, 1269317, 1564507, 3807951, 4693521, 9610543, 28831629, 67273801, 201821403]

約数ペア:

[(1, 201821403), (3, 67273801), (7, 28831629), (21, 9610543), (43, 4693521), (53, 3807951), (129, 1564507), (159, 1269317), (301, 670503), (371, 543993), (903, 223501), (1113, 181331), (2279, 88557), (4217, 47859), (6837, 29519), (12651, 15953)]