219603355

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{10141}}^1$

素因数の和:10278

約数の個数: 16

約数和(自身を含む): 271643328

約数和(自身を除く): 52039973

約数列:

[1, 5, 61, 71, 305, 355, 4331, 10141, 21655, 50705, 618601, 720011, 3093005, 3600055, 43920671, 219603355]

約数ペア:

[(1, 219603355), (5, 43920671), (61, 3600055), (71, 3093005), (305, 720011), (355, 618601), (4331, 50705), (10141, 21655)]