218548945

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{3209}}^1$

素因数の和:3524

約数の個数: 16

約数和(自身を含む): 268330320

約数和(自身を除く): 49781375

約数列:

[1, 5, 53, 257, 265, 1285, 3209, 13621, 16045, 68105, 170077, 824713, 850385, 4123565, 43709789, 218548945]

約数ペア:

[(1, 218548945), (5, 43709789), (53, 4123565), (257, 850385), (265, 824713), (1285, 170077), (3209, 68105), (13621, 16045)]