408044721

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1861}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 637072128

約数和(自身を除く): 229027407

約数列:

[1, 3, 7, 21, 53, 159, 197, 371, 591, 1113, 1379, 1861, 4137, 5583, 10441, 13027, 31323, 39081, 73087, 98633, 219261, 295899, 366617, 690431, 1099851, 2071293, 2566319, 7698957, 19430701, 58292103, 136014907, 408044721]

約数ペア:

[(1, 408044721), (3, 136014907), (7, 58292103), (21, 19430701), (53, 7698957), (159, 2566319), (197, 2071293), (371, 1099851), (591, 690431), (1113, 366617), (1379, 295899), (1861, 219261), (4137, 98633), (5583, 73087), (10441, 39081), (13027, 31323)]