213041270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{6529}}^1$

素因数の和:6800

約数の個数: 32

約数和(自身を含む): 414681120

約数和(自身を除く): 201639850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2510, 3263, 6526, 6529, 13058, 16315, 32630, 32645, 65290, 84877, 169754, 424385, 848770, 1638779, 3277558, 8193895, 16387790, 21304127, 42608254, 106520635, 213041270]

約数ペア:

[(1, 213041270), (2, 106520635), (5, 42608254), (10, 21304127), (13, 16387790), (26, 8193895), (65, 3277558), (130, 1638779), (251, 848770), (502, 424385), (1255, 169754), (2510, 84877), (3263, 65290), (6526, 32645), (6529, 32630), (13058, 16315)]