627538945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2789}}^1\times {\mathrm{4091}}^1$

素因数の和:6896

約数の個数: 16

約数和(自身を含む): 822000960

約数和(自身を除く): 194462015

約数列:

[1, 5, 11, 55, 2789, 4091, 13945, 20455, 30679, 45001, 153395, 225005, 11409799, 57048995, 125507789, 627538945]

約数ペア:

[(1, 627538945), (5, 125507789), (11, 57048995), (55, 11409799), (2789, 225005), (4091, 153395), (13945, 45001), (20455, 30679)]